{"verified":true,"rows":81,"methodology_version":"1.1.0","algorithm":{"hash":"SHA-256","genesis":"0000000000000000000000000000000000000000000000000000000000000000","preimage":"prev_hash + canonical_json(core)","canonical_json":"json.dumps(core, sort_keys=True, separators=(',',':'))","core_fields":["date","captured_at","index_score","status","methodology_version","signals"],"reproduce":"For each row in /api/snapshots, in date order: compute SHA-256(prev_hash + canonical_json(core_fields)). It must equal that row's 'hash', and 'prev_hash' must equal the previous row's 'hash'. Genesis prev_hash is 64 zeros."},"checks":[{"date":"2026-06-21","prev_hash":"0000000000000000","recomputed_hash":"60ff117229a447d3","stored_hash":"60ff117229a447d3","match":true},{"date":"2026-06-22","prev_hash":"60ff117229a447d3","recomputed_hash":"6edd107d2a680df0","stored_hash":"6edd107d2a680df0","match":true},{"date":"2026-06-23","prev_hash":"6edd107d2a680df0","recomputed_hash":"4b6813fc2726e94c","stored_hash":"4b6813fc2726e94c","match":true},{"date":"2026-06-24","prev_hash":"4b6813fc2726e94c","recomputed_hash":"2cd2782effcd32b7","stored_hash":"2cd2782effcd32b7","match":true},{"date":"2026-06-25","prev_hash":"2cd2782effcd32b7","recomputed_hash":"55aa437d4a38a11d","stored_hash":"55aa437d4a38a11d","match":true},{"date":"2026-06-26","prev_hash":"55aa437d4a38a11d","recomputed_hash":"f6dc2100228591f4","stored_hash":"f6dc2100228591f4","match":true},{"date":"2026-06-27","prev_hash":"f6dc2100228591f4","recomputed_hash":"d76023de216fefe9","stored_hash":"d76023de216fefe9","match":true},{"date":"2026-06-28","prev_hash":"d76023de216fefe9","recomputed_hash":"f46de24a792df0fd","stored_hash":"f46de24a792df0fd","match":true},{"date":"2026-06-29","prev_hash":"f46de24a792df0fd","recomputed_hash":"e124b3acf9fe9624","stored_hash":"e124b3acf9fe9624","match":true},{"date":"2026-06-30","prev_hash":"e124b3acf9fe9624","recomputed_hash":"1f0700ae9d4700c9","stored_hash":"1f0700ae9d4700c9","match":true},{"date":"2026-07-01","prev_hash":"1f0700ae9d4700c9","recomputed_hash":"60fa0eb963fe917e","stored_hash":"60fa0eb963fe917e","match":true},{"date":"2026-07-02","prev_hash":"60fa0eb963fe917e","recomputed_hash":"9a4b5a7334220e45","stored_hash":"9a4b5a7334220e45","match":true},{"date":"2026-07-03","prev_hash":"9a4b5a7334220e45","recomputed_hash":"e35bafb8b894daa4","stored_hash":"e35bafb8b894daa4","match":true},{"date":"2026-07-04","prev_hash":"e35bafb8b894daa4","recomputed_hash":"805306ffa799324e","stored_hash":"805306ffa799324e","match":true},{"date":"2026-07-05","prev_hash":"805306ffa799324e","recomputed_hash":"880d66da8edb5e33","stored_hash":"880d66da8edb5e33","match":true},{"date":"2026-07-06","prev_hash":"880d66da8edb5e33","recomputed_hash":"1bab4cb6fede0345","stored_hash":"1bab4cb6fede0345","match":true},{"date":"2026-07-07","prev_hash":"1bab4cb6fede0345","recomputed_hash":"236becad9131761a","stored_hash":"236becad9131761a","match":true},{"date":"2026-07-08","prev_hash":"236becad9131761a","recomputed_hash":"1537ae959db30e39","stored_hash":"1537ae959db30e39","match":true},{"date":"2026-07-09","prev_hash":"1537ae959db30e39","recomputed_hash":"1bbc3ff0ce755c01","stored_hash":"1bbc3ff0ce755c01","match":true},{"date":"2026-07-10","prev_hash":"1bbc3ff0ce755c01","recomputed_hash":"690e7912fcfd972c","stored_hash":"690e7912fcfd972c","match":true},{"date":"2026-07-12","prev_hash":"690e7912fcfd972c","recomputed_hash":"ef2521518df5263d","stored_hash":"ef2521518df5263d","match":true},{"date":"2026-07-13","prev_hash":"ef2521518df5263d","recomputed_hash":"613d0eb228636277","stored_hash":"613d0eb228636277","match":true},{"date":"2026-07-14","prev_hash":"613d0eb228636277","recomputed_hash":"66b36ff657622879","stored_hash":"66b36ff657622879","match":true},{"date":"2026-07-15","prev_hash":"66b36ff657622879","recomputed_hash":"951e9fd022680694","stored_hash":"951e9fd022680694","match":true},{"date":"2026-07-16","prev_hash":"951e9fd022680694","recomputed_hash":"dfb2881e8271914b","stored_hash":"dfb2881e8271914b","match":true},{"date":"2026-07-17","prev_hash":"dfb2881e8271914b","recomputed_hash":"c9a67424f7c2e53d","stored_hash":"c9a67424f7c2e53d","match":true},{"date":"2026-07-18","prev_hash":"c9a67424f7c2e53d","recomputed_hash":"a0a3a80ebc5e0f84","stored_hash":"a0a3a80ebc5e0f84","match":true},{"date":"2026-07-19","prev_hash":"a0a3a80ebc5e0f84","recomputed_hash":"6a7cd2786b680082","stored_hash":"6a7cd2786b680082","match":true},{"date":"2026-07-20","prev_hash":"6a7cd2786b680082","recomputed_hash":"1422645a8b5398e9","stored_hash":"1422645a8b5398e9","match":true},{"date":"2026-07-21","prev_hash":"1422645a8b5398e9","recomputed_hash":"e82fad7107991f6a","stored_hash":"e82fad7107991f6a","match":true},{"date":"2026-07-22","prev_hash":"e82fad7107991f6a","recomputed_hash":"236ea15a44dd51f5","stored_hash":"236ea15a44dd51f5","match":true},{"date":"2026-07-23","prev_hash":"236ea15a44dd51f5","recomputed_hash":"a1fafaca1283c81c","stored_hash":"a1fafaca1283c81c","match":true},{"date":"2026-07-24","prev_hash":"a1fafaca1283c81c","recomputed_hash":"381a19c414c3620d","stored_hash":"381a19c414c3620d","match":true},{"date":"2026-07-25","prev_hash":"381a19c414c3620d","recomputed_hash":"23fc0230d2f72121","stored_hash":"23fc0230d2f72121","match":true},{"date":"2026-07-26","prev_hash":"23fc0230d2f72121","recomputed_hash":"1b8efc49c324c651","stored_hash":"1b8efc49c324c651","match":true},{"date":"2026-07-27","prev_hash":"1b8efc49c324c651","recomputed_hash":"993a13d09d0b4158","stored_hash":"993a13d09d0b4158","match":true},{"date":"2026-07-28","prev_hash":"993a13d09d0b4158","recomputed_hash":"8913e9fe58aadad0","stored_hash":"8913e9fe58aadad0","match":true},{"date":"2026-07-29","prev_hash":"8913e9fe58aadad0","recomputed_hash":"41a23aa0ddb3a079","stored_hash":"41a23aa0ddb3a079","match":true},{"date":"2026-07-30","prev_hash":"41a23aa0ddb3a079","recomputed_hash":"ed5a1bd71a9742c3","stored_hash":"ed5a1bd71a9742c3","match":true},{"date":"2026-07-31","prev_hash":"ed5a1bd71a9742c3","recomputed_hash":"750e4eb73e8b496a","stored_hash":"750e4eb73e8b496a","match":true},{"date":"2026-08-01","prev_hash":"750e4eb73e8b496a","recomputed_hash":"d6c500f43226ffab","stored_hash":"d6c500f43226ffab","match":true},{"date":"2026-08-02","prev_hash":"d6c500f43226ffab","recomputed_hash":"09d94262c9dae70c","stored_hash":"09d94262c9dae70c","match":true},{"date":"2026-08-03","prev_hash":"09d94262c9dae70c","recomputed_hash":"911ee15c9e723c58","stored_hash":"911ee15c9e723c58","match":true},{"date":"2026-08-04","prev_hash":"911ee15c9e723c58","recomputed_hash":"19e2567f23f896ea","stored_hash":"19e2567f23f896ea","match":true},{"date":"2026-08-05","prev_hash":"19e2567f23f896ea","recomputed_hash":"3579f4713bec140e","stored_hash":"3579f4713bec140e","match":true},{"date":"2026-08-06","prev_hash":"3579f4713bec140e","recomputed_hash":"df155e1dff304986","stored_hash":"df155e1dff304986","match":true},{"date":"2026-08-07","prev_hash":"df155e1dff304986","recomputed_hash":"94e8f17e699cd2e2","stored_hash":"94e8f17e699cd2e2","match":true},{"date":"2026-08-08","prev_hash":"94e8f17e699cd2e2","recomputed_hash":"93c68c24bcb2631b","stored_hash":"93c68c24bcb2631b","match":true},{"date":"2026-08-09","prev_hash":"93c68c24bcb2631b","recomputed_hash":"0f6a4b4ae2dd5d3e","stored_hash":"0f6a4b4ae2dd5d3e","match":true},{"date":"2026-08-10","prev_hash":"0f6a4b4ae2dd5d3e","recomputed_hash":"57d170bd6706770f","stored_hash":"57d170bd6706770f","match":true},{"date":"2026-08-11","prev_hash":"57d170bd6706770f","recomputed_hash":"194ba884006a1cda","stored_hash":"194ba884006a1cda","match":true},{"date":"2026-08-12","prev_hash":"194ba884006a1cda","recomputed_hash":"e497540ff56f9f30","stored_hash":"e497540ff56f9f30","match":true},{"date":"2026-08-13","prev_hash":"e497540ff56f9f30","recomputed_hash":"9ae4179ae4180ca9","stored_hash":"9ae4179ae4180ca9","match":true},{"date":"2026-08-14","prev_hash":"9ae4179ae4180ca9","recomputed_hash":"14204cb54eeb9c87","stored_hash":"14204cb54eeb9c87","match":true},{"date":"2026-08-15","prev_hash":"14204cb54eeb9c87","recomputed_hash":"2bb1fc4a6ac142b7","stored_hash":"2bb1fc4a6ac142b7","match":true},{"date":"2026-08-16","prev_hash":"2bb1fc4a6ac142b7","recomputed_hash":"9d56002fd65aab0e","stored_hash":"9d56002fd65aab0e","match":true},{"date":"2026-08-17","prev_hash":"9d56002fd65aab0e","recomputed_hash":"b3caf5a812c3c45f","stored_hash":"b3caf5a812c3c45f","match":true},{"date":"2026-08-18","prev_hash":"b3caf5a812c3c45f","recomputed_hash":"473df750ba98578b","stored_hash":"473df750ba98578b","match":true},{"date":"2026-08-19","prev_hash":"473df750ba98578b","recomputed_hash":"61cce775f6e44061","stored_hash":"61cce775f6e44061","match":true},{"date":"2026-08-20","prev_hash":"61cce775f6e44061","recomputed_hash":"93dd6df8da97edc8","stored_hash":"93dd6df8da97edc8","match":true},{"date":"2026-08-21","prev_hash":"93dd6df8da97edc8","recomputed_hash":"64057ed5c31bc34d","stored_hash":"64057ed5c31bc34d","match":true},{"date":"2026-08-22","prev_hash":"64057ed5c31bc34d","recomputed_hash":"6427dff97b79c7cb","stored_hash":"6427dff97b79c7cb","match":true},{"date":"2026-08-23","prev_hash":"6427dff97b79c7cb","recomputed_hash":"059cbc0f615dd8bc","stored_hash":"059cbc0f615dd8bc","match":true},{"date":"2026-08-24","prev_hash":"059cbc0f615dd8bc","recomputed_hash":"babfe0ac22514b04","stored_hash":"babfe0ac22514b04","match":true},{"date":"2026-08-25","prev_hash":"babfe0ac22514b04","recomputed_hash":"9c7a4041c113b481","stored_hash":"9c7a4041c113b481","match":true},{"date":"2026-08-26","prev_hash":"9c7a4041c113b481","recomputed_hash":"7f6e9b26392825b7","stored_hash":"7f6e9b26392825b7","match":true},{"date":"2026-08-27","prev_hash":"7f6e9b26392825b7","recomputed_hash":"ce128af38dd8817c","stored_hash":"ce128af38dd8817c","match":true},{"date":"2026-08-28","prev_hash":"ce128af38dd8817c","recomputed_hash":"6c3237258d981496","stored_hash":"6c3237258d981496","match":true},{"date":"2026-08-29","prev_hash":"6c3237258d981496","recomputed_hash":"9a66efb5e1348675","stored_hash":"9a66efb5e1348675","match":true},{"date":"2026-08-30","prev_hash":"9a66efb5e1348675","recomputed_hash":"63d0bc3e2a0c58f0","stored_hash":"63d0bc3e2a0c58f0","match":true},{"date":"2026-08-31","prev_hash":"63d0bc3e2a0c58f0","recomputed_hash":"f017fb1988c642c8","stored_hash":"f017fb1988c642c8","match":true},{"date":"2026-09-01","prev_hash":"f017fb1988c642c8","recomputed_hash":"c7dbde3390122d77","stored_hash":"c7dbde3390122d77","match":true},{"date":"2026-09-02","prev_hash":"c7dbde3390122d77","recomputed_hash":"9eb15f7da0da54ae","stored_hash":"9eb15f7da0da54ae","match":true},{"date":"2026-09-03","prev_hash":"9eb15f7da0da54ae","recomputed_hash":"60600b6590a9da62","stored_hash":"60600b6590a9da62","match":true},{"date":"2026-09-04","prev_hash":"60600b6590a9da62","recomputed_hash":"e1cfee50de221054","stored_hash":"e1cfee50de221054","match":true},{"date":"2026-09-05","prev_hash":"e1cfee50de221054","recomputed_hash":"dc21125c3917fa95","stored_hash":"dc21125c3917fa95","match":true},{"date":"2026-09-06","prev_hash":"dc21125c3917fa95","recomputed_hash":"372e42b85340a345","stored_hash":"372e42b85340a345","match":true},{"date":"2026-09-07","prev_hash":"372e42b85340a345","recomputed_hash":"bc2d2ef35672eebc","stored_hash":"bc2d2ef35672eebc","match":true},{"date":"2026-09-08","prev_hash":"bc2d2ef35672eebc","recomputed_hash":"88bae0af706abb3c","stored_hash":"88bae0af706abb3c","match":true},{"date":"2026-09-09","prev_hash":"88bae0af706abb3c","recomputed_hash":"14c230346b0c73f3","stored_hash":"14c230346b0c73f3","match":true},{"date":"2026-09-10","prev_hash":"14c230346b0c73f3","recomputed_hash":"5469df72f5745a1d","stored_hash":"5469df72f5745a1d","match":true}],"note":"Reproduce this yourself from /api/snapshots — no trust required."}