{"system":"GoGuides Change Intelligence","capability_id":"goguides.change_intelligence","api_version":"change-v1","scope":"domain_root_change_intelligence","domain":"bds.org.uk","classification_method":"deterministic_ruleset","classification_version":"change-v1","license":"https://www.goguides.com/data-license","license_version":"2.0","status":"observed","change_state":"changed","public_eligible":true,"tracked_url":"https://bds.org.uk/","tracked_url_scope":"domain_root","root_selection_method":"central_domain_authority_root_precedence_v1","comparison_scope":"consecutive_stored_states_of_same_authoritative_root_url","history":{"observations_loaded":14,"change_events_returned":13,"limit":25,"first_loaded_at":"2026-08-24 14:57:56","last_loaded_at":"2026-09-22 07:42:02"},"current_observation":{"id":13885965,"timestamp_used":"2026-09-22 07:42:02","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-22 07:42:02","last_observed_at":"2026-09-22 07:42:02","observation_count":1},"latest_change":{"previous_observation":{"id":13855627,"timestamp_used":"2026-09-20 15:16:08","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-20 15:16:08","last_observed_at":"2026-09-20 15:16:08","observation_count":1},"current_observation":{"id":13885965,"timestamp_used":"2026-09-22 07:42:02","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-22 07:42:02","last_observed_at":"2026-09-22 07:42:02","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":true,"internal_link_count_changed":false,"external_link_count_changed":true,"outbound_links_changed":true,"ai_policy_mask_changed":true,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":4,"word_count_delta":67,"internal_link_count_delta":0,"external_link_count_delta":2}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618798073340850","text_simhash_hex":"BC780CD7F92763B2","structured_data_sha256":"3c55e46daa55ac658679d2f4c839b0b860f0ed96109fd01d448a697a90bcfe21","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":863,"internal_link_count":357,"external_link_count":57,"outbound_links_sha256":"f6f6a1cba5579467ab061f0dca6b9f413bd1b551055ff3c0e8afb83ff9c5e682","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580614398416221106","text_simhash_hex":"BC7808D7992773B2","structured_data_sha256":"3c55e46daa55ac658679d2f4c839b0b860f0ed96109fd01d448a697a90bcfe21","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":930,"internal_link_count":357,"external_link_count":59,"outbound_links_sha256":"07f179512345ef8889ce88aa961644682da2627685f12f8126f2c64293b89271","ai_policy_mask":"5","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed","outbound_links_changed","ai_policy_mask_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},"events":[{"previous_observation":{"id":13855627,"timestamp_used":"2026-09-20 15:16:08","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-20 15:16:08","last_observed_at":"2026-09-20 15:16:08","observation_count":1},"current_observation":{"id":13885965,"timestamp_used":"2026-09-22 07:42:02","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-22 07:42:02","last_observed_at":"2026-09-22 07:42:02","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":true,"internal_link_count_changed":false,"external_link_count_changed":true,"outbound_links_changed":true,"ai_policy_mask_changed":true,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":4,"word_count_delta":67,"internal_link_count_delta":0,"external_link_count_delta":2}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618798073340850","text_simhash_hex":"BC780CD7F92763B2","structured_data_sha256":"3c55e46daa55ac658679d2f4c839b0b860f0ed96109fd01d448a697a90bcfe21","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":863,"internal_link_count":357,"external_link_count":57,"outbound_links_sha256":"f6f6a1cba5579467ab061f0dca6b9f413bd1b551055ff3c0e8afb83ff9c5e682","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580614398416221106","text_simhash_hex":"BC7808D7992773B2","structured_data_sha256":"3c55e46daa55ac658679d2f4c839b0b860f0ed96109fd01d448a697a90bcfe21","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":930,"internal_link_count":357,"external_link_count":59,"outbound_links_sha256":"07f179512345ef8889ce88aa961644682da2627685f12f8126f2c64293b89271","ai_policy_mask":"5","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed","outbound_links_changed","ai_policy_mask_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":13631399,"timestamp_used":"2026-09-19 08:55:09","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-19 08:55:09","last_observed_at":"2026-09-19 08:55:09","observation_count":1},"current_observation":{"id":13855627,"timestamp_used":"2026-09-20 15:16:08","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-20 15:16:08","last_observed_at":"2026-09-20 15:16:08","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":2,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618796999603122","text_simhash_hex":"BC780CD7B92773B2","structured_data_sha256":"3c55e46daa55ac658679d2f4c839b0b860f0ed96109fd01d448a697a90bcfe21","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":863,"internal_link_count":357,"external_link_count":57,"outbound_links_sha256":"f6f6a1cba5579467ab061f0dca6b9f413bd1b551055ff3c0e8afb83ff9c5e682","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618798073340850","text_simhash_hex":"BC780CD7F92763B2","structured_data_sha256":"3c55e46daa55ac658679d2f4c839b0b860f0ed96109fd01d448a697a90bcfe21","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":863,"internal_link_count":357,"external_link_count":57,"outbound_links_sha256":"f6f6a1cba5579467ab061f0dca6b9f413bd1b551055ff3c0e8afb83ff9c5e682","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":8622445,"timestamp_used":"2026-08-26 03:22:21","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-26 03:22:21","last_observed_at":"2026-08-26 03:22:21","observation_count":1},"current_observation":{"id":13631399,"timestamp_used":"2026-09-19 08:55:09","timestamp_basis":"last_observed_at","first_observed_at":"2026-09-19 08:55:09","last_observed_at":"2026-09-19 08:55:09","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":true,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":true,"internal_link_count_changed":true,"external_link_count_changed":true,"outbound_links_changed":true,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":3,"word_count_delta":-41,"internal_link_count_delta":5,"external_link_count_delta":-5}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262849508274","text_simhash_hex":"BC790CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618796999603122","text_simhash_hex":"BC780CD7B92773B2","structured_data_sha256":"3c55e46daa55ac658679d2f4c839b0b860f0ed96109fd01d448a697a90bcfe21","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":863,"internal_link_count":357,"external_link_count":57,"outbound_links_sha256":"f6f6a1cba5579467ab061f0dca6b9f413bd1b551055ff3c0e8afb83ff9c5e682","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed","structured_data_changed","outbound_links_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":8268455,"timestamp_used":"2026-08-25 17:25:25","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 17:25:25","last_observed_at":"2026-08-25 17:25:25","observation_count":1},"current_observation":{"id":8622445,"timestamp_used":"2026-08-26 03:22:21","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-26 03:22:21","last_observed_at":"2026-08-26 03:22:21","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":1,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262832731058","text_simhash_hex":"BC790CD5982773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262849508274","text_simhash_hex":"BC790CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":8236488,"timestamp_used":"2026-08-25 16:17:00","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 16:17:00","last_observed_at":"2026-08-25 16:17:00","observation_count":1},"current_observation":{"id":8268455,"timestamp_used":"2026-08-25 17:25:25","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 17:25:25","last_observed_at":"2026-08-25 17:25:25","observation_count":1},"state":"unchanged","observation_gap":{"detected":false,"reason":null},"change":{"detected":false,"flags":{"text_changed":false,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":0,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262832731058","text_simhash_hex":"BC790CD5982773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262832731058","text_simhash_hex":"BC790CD5982773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":false,"refresh_reason":[]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":8235942,"timestamp_used":"2026-08-25 16:15:41","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 16:15:41","last_observed_at":"2026-08-25 16:15:41","observation_count":1},"current_observation":{"id":8236488,"timestamp_used":"2026-08-25 16:17:00","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 16:17:00","last_observed_at":"2026-08-25 16:17:00","observation_count":1},"state":"unchanged","observation_gap":{"detected":false,"reason":null},"change":{"detected":false,"flags":{"text_changed":false,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":0,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262832731058","text_simhash_hex":"BC790CD5982773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262832731058","text_simhash_hex":"BC790CD5982773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":false,"refresh_reason":[]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":8219898,"timestamp_used":"2026-08-25 15:30:43","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 15:30:43","last_observed_at":"2026-08-25 15:30:43","observation_count":1},"current_observation":{"id":8235942,"timestamp_used":"2026-08-25 16:15:41","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 16:15:41","last_observed_at":"2026-08-25 16:15:41","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":1,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262849508274","text_simhash_hex":"BC790CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262832731058","text_simhash_hex":"BC790CD5982773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":8202965,"timestamp_used":"2026-08-25 14:44:00","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 14:44:00","last_observed_at":"2026-08-25 14:44:00","observation_count":1},"current_observation":{"id":8219898,"timestamp_used":"2026-08-25 15:30:43","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 15:30:43","last_observed_at":"2026-08-25 15:30:43","observation_count":1},"state":"unchanged","observation_gap":{"detected":false,"reason":null},"change":{"detected":false,"flags":{"text_changed":false,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":0,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262849508274","text_simhash_hex":"BC790CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262849508274","text_simhash_hex":"BC790CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":false,"refresh_reason":[]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":7840222,"timestamp_used":"2026-08-25 03:21:31","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 03:21:31","last_observed_at":"2026-08-25 03:21:31","observation_count":1},"current_observation":{"id":8202965,"timestamp_used":"2026-08-25 14:44:00","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 14:44:00","last_observed_at":"2026-08-25 14:44:00","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":true,"internal_link_count_changed":false,"external_link_count_changed":true,"outbound_links_changed":true,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":2,"word_count_delta":86,"internal_link_count_delta":0,"external_link_count_delta":9}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618788946539442","text_simhash_hex":"BC780CD5D92773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580900262849508274","text_simhash_hex":"BC790CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":904,"internal_link_count":352,"external_link_count":62,"outbound_links_sha256":"74b83bff0540cbfe20e1a809c5ce04464bf20cd47e354621a1e181c07486e310","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed","outbound_links_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":7460091,"timestamp_used":"2026-08-24 17:26:49","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-24 17:26:49","last_observed_at":"2026-08-24 17:26:49","observation_count":1},"current_observation":{"id":7840222,"timestamp_used":"2026-08-25 03:21:31","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-25 03:21:31","last_observed_at":"2026-08-25 03:21:31","observation_count":1},"state":"changed","observation_gap":{"detected":false,"reason":null},"change":{"detected":true,"flags":{"text_changed":true,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":1,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618787872797618","text_simhash_hex":"BC780CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618788946539442","text_simhash_hex":"BC780CD5D92773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":true,"refresh_reason":["text_changed"]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":7417919,"timestamp_used":"2026-08-24 16:15:11","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-24 16:15:11","last_observed_at":"2026-08-24 16:15:11","observation_count":1},"current_observation":{"id":7460091,"timestamp_used":"2026-08-24 17:26:49","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-24 17:26:49","last_observed_at":"2026-08-24 17:26:49","observation_count":1},"state":"unchanged","observation_gap":{"detected":false,"reason":null},"change":{"detected":false,"flags":{"text_changed":false,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":0,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618787872797618","text_simhash_hex":"BC780CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618787872797618","text_simhash_hex":"BC780CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":false,"refresh_reason":[]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":7391608,"timestamp_used":"2026-08-24 15:30:10","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-24 15:30:10","last_observed_at":"2026-08-24 15:30:10","observation_count":1},"current_observation":{"id":7417919,"timestamp_used":"2026-08-24 16:15:11","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-24 16:15:11","last_observed_at":"2026-08-24 16:15:11","observation_count":1},"state":"unchanged","observation_gap":{"detected":false,"reason":null},"change":{"detected":false,"flags":{"text_changed":false,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":0,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618787872797618","text_simhash_hex":"BC780CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618787872797618","text_simhash_hex":"BC780CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":false,"refresh_reason":[]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"},{"previous_observation":{"id":7372950,"timestamp_used":"2026-08-24 14:57:56","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-24 14:57:56","last_observed_at":"2026-08-24 14:57:56","observation_count":1},"current_observation":{"id":7391608,"timestamp_used":"2026-08-24 15:30:10","timestamp_basis":"last_observed_at","first_observed_at":"2026-08-24 15:30:10","last_observed_at":"2026-08-24 15:30:10","observation_count":1},"state":"unchanged","observation_gap":{"detected":false,"reason":null},"change":{"detected":false,"flags":{"text_changed":false,"structured_data_changed":false,"schema_type_mask_changed":false,"headers_changed":false,"word_count_changed":false,"internal_link_count_changed":false,"external_link_count_changed":false,"outbound_links_changed":false,"ai_policy_mask_changed":false,"canonical_url_changed":false,"final_url_changed":false,"http_status_changed":false,"publisher_declaration_changed":null},"magnitude":{"text_simhash_hamming_distance":0,"word_count_delta":0,"internal_link_count_delta":0,"external_link_count_delta":0}},"before":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618787872797618","text_simhash_hex":"BC780CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"after":{"requested_url":"https://bds.org.uk/","final_url":"https://bds.org.uk/","canonical_url":"https://bds.org.uk/","http_status":200,"text_simhash":"13580618787872797618","text_simhash_hex":"BC780CD5992773B2","structured_data_sha256":"9b9582e6cdea1f990f8157e7488236d553d9bd153e1437bafb00165a9e0bd903","schema_type_mask":"151558","headers_sha256":"4510e8df52a28524061c696f3ecaf0f17e90dc58c0e5eb80f2361b8f4cfa80a6","word_count":818,"internal_link_count":352,"external_link_count":53,"outbound_links_sha256":"414b0cc6130cb2cbff8b8afec52a56e0e80177af195481b82cb1fed1391f1095","ai_policy_mask":"1","publisher_declaration_fingerprint":null},"compatibility":{"refresh_recommended":false,"refresh_reason":[]},"classification_method":"deterministic_ruleset","classification_version":"change-v1"}],"semantics":{"state_changed":"At least one deterministic stored field changed and the compared observation windows do not overlap.","state_unchanged":"No available deterministic compared field changed and the compared observation windows do not overlap.","state_unknown":"No deterministic comparison can be established from the available stored fields.","state_insufficient_history":"Fewer than two distinct stored root-state rows are available for a comparison pair.","state_observation_gap":"Stored state windows overlap or recur, so chronological adjacency cannot be proved even though mechanical field measurements are still returned.","text_simhash_hamming_distance":"Mechanical 64-bit Hamming distance between stored text simhash values; 0 through 64.","count_delta":"Current stored numeric count minus previous stored numeric count.","hash_change":"Equality/difference only; no unsupported distance metric is invented for cryptographic hashes.","publisher_declaration_changed":"Compared only when explicitly named declaration/self-claim data exists in stored evidence_json; otherwise null.","materiality":"No major/minor/material rewrite label is assigned by change-v1."},"links":{"self":"https://www.goguides.com/changes/bds.org.uk","state":"https://www.goguides.com/state/bds.org.uk","evaluate":"https://www.goguides.com/evaluate/bds.org.uk","history":"https://www.goguides.com/history/bds.org.uk"},"ts_utc":"2026-10-02T20:40:16Z"}