{
  "ledger": "IronBridge LAW-25 hash-chain",
  "spec": "append-only sha256 hash-chain; chainlink_row = sha256(canonical(row)); chainlink_prev = prior row chainlink_row",
  "chain_length": 7982,
  "head": {
    "seq": 7982,
    "ts": "2026-07-29T00:59:03.364Z",
    "status": "applied",
    "chainlink_prev": "008dc7c1a9eed25a9a9882a5f33ceaf666f8f412c28a6efca614ba45e2d2c7d8",
    "chainlink_row": "d834c512bc4b4e51454177c0ef7d31735cba3a4056deadaeb765f20ee62b8280"
  },
  "window": {
    "from": 7933,
    "to": 7982,
    "checked": 50,
    "continuity_ok": true,
    "breaks": []
  },
  "rows": [
    {
      "seq": 7933,
      "ts": "2026-07-28T12:44:02.768Z",
      "status": "applied",
      "chainlink_prev": "2d41f0d79810835ebce8d4a76a1847b164d255ce1dbb1942943f2f6c600fb343",
      "chainlink_row": "122b6f451497d6bdfad122ccb7a49adc4259ed0fc2feff9130e996b40b9a57df"
    },
    {
      "seq": 7934,
      "ts": "2026-07-28T12:59:02.491Z",
      "status": "applied",
      "chainlink_prev": "122b6f451497d6bdfad122ccb7a49adc4259ed0fc2feff9130e996b40b9a57df",
      "chainlink_row": "a51b00e0eeedee9286e81e50404ac98ea0a4b016f35f3a45270919c852541eb4"
    },
    {
      "seq": 7935,
      "ts": "2026-07-28T13:14:02.860Z",
      "status": "applied",
      "chainlink_prev": "a51b00e0eeedee9286e81e50404ac98ea0a4b016f35f3a45270919c852541eb4",
      "chainlink_row": "1f4c7d2c85071b538add1ddb94f72963e75da6ac33ccf08a20ff9f5201655ef4"
    },
    {
      "seq": 7936,
      "ts": "2026-07-28T13:29:02.211Z",
      "status": "applied",
      "chainlink_prev": "1f4c7d2c85071b538add1ddb94f72963e75da6ac33ccf08a20ff9f5201655ef4",
      "chainlink_row": "d0965e25c7fb169650fd7188916ad1270b15e95676dfc7e43519c577d9fa2cc1"
    },
    {
      "seq": 7937,
      "ts": "2026-07-28T13:44:03.149Z",
      "status": "applied",
      "chainlink_prev": "d0965e25c7fb169650fd7188916ad1270b15e95676dfc7e43519c577d9fa2cc1",
      "chainlink_row": "e55d98329e233fe2be6c3606a7e559dc338c72ba82e2d35726d628ba1ea76145"
    },
    {
      "seq": 7938,
      "ts": "2026-07-28T13:59:03.145Z",
      "status": "applied",
      "chainlink_prev": "e55d98329e233fe2be6c3606a7e559dc338c72ba82e2d35726d628ba1ea76145",
      "chainlink_row": "59af0bd4c8e089ad8624d4d14eed61b34dca78739d3869da9dce9f802f1e40fd"
    },
    {
      "seq": 7939,
      "ts": "2026-07-28T14:14:02.940Z",
      "status": "applied",
      "chainlink_prev": "59af0bd4c8e089ad8624d4d14eed61b34dca78739d3869da9dce9f802f1e40fd",
      "chainlink_row": "f05d86f9b6667eade7f3ca1af207805ac70c8863e525b2a78b53f2815c4e796d"
    },
    {
      "seq": 7940,
      "ts": "2026-07-28T14:29:02.177Z",
      "status": "applied",
      "chainlink_prev": "f05d86f9b6667eade7f3ca1af207805ac70c8863e525b2a78b53f2815c4e796d",
      "chainlink_row": "f38991c6ed3a20297981577c7f8c3c6323fcafef9c3f2c23e878be0ce2930bf9"
    },
    {
      "seq": 7941,
      "ts": "2026-07-28T14:44:02.935Z",
      "status": "applied",
      "chainlink_prev": "f38991c6ed3a20297981577c7f8c3c6323fcafef9c3f2c23e878be0ce2930bf9",
      "chainlink_row": "cdc9d02983ffb2d4fa6a003d2704405bffe391df62d5418be74f039dfe765724"
    },
    {
      "seq": 7942,
      "ts": "2026-07-28T14:59:02.923Z",
      "status": "applied",
      "chainlink_prev": "cdc9d02983ffb2d4fa6a003d2704405bffe391df62d5418be74f039dfe765724",
      "chainlink_row": "0b3709a13a44bfb324ad02b04e33cd5fb48d74beb0d54e60245fa4f13258f36e"
    },
    {
      "seq": 7943,
      "ts": "2026-07-28T15:14:03.201Z",
      "status": "applied",
      "chainlink_prev": "0b3709a13a44bfb324ad02b04e33cd5fb48d74beb0d54e60245fa4f13258f36e",
      "chainlink_row": "1735291f8d96b79d4e67297cb172cf33c8027287389aed39d0c00cd3ea8d2d51"
    },
    {
      "seq": 7944,
      "ts": "2026-07-28T15:29:02.538Z",
      "status": "applied",
      "chainlink_prev": "1735291f8d96b79d4e67297cb172cf33c8027287389aed39d0c00cd3ea8d2d51",
      "chainlink_row": "ace8f6f0d27ae2ac4129a7687c9f2dc50d21c6c384fbb2d306084989fc791d63"
    },
    {
      "seq": 7945,
      "ts": "2026-07-28T15:44:02.581Z",
      "status": "applied",
      "chainlink_prev": "ace8f6f0d27ae2ac4129a7687c9f2dc50d21c6c384fbb2d306084989fc791d63",
      "chainlink_row": "43fdedb4a7495d47a8d548b9648eeb6269e56a5884e68b2241adf5da45b487b4"
    },
    {
      "seq": 7946,
      "ts": "2026-07-28T15:59:02.662Z",
      "status": "applied",
      "chainlink_prev": "43fdedb4a7495d47a8d548b9648eeb6269e56a5884e68b2241adf5da45b487b4",
      "chainlink_row": "18b9a309aaad6c2fbbff846254ed6e26dad10c9a4ef78087ee7f0bcdd8a2040c"
    },
    {
      "seq": 7947,
      "ts": "2026-07-28T16:14:02.577Z",
      "status": "applied",
      "chainlink_prev": "18b9a309aaad6c2fbbff846254ed6e26dad10c9a4ef78087ee7f0bcdd8a2040c",
      "chainlink_row": "8604933815b807eb2d697cbc01e54915351de77c4643f7527945fa48d3e5120d"
    },
    {
      "seq": 7948,
      "ts": "2026-07-28T16:29:02.323Z",
      "status": "applied",
      "chainlink_prev": "8604933815b807eb2d697cbc01e54915351de77c4643f7527945fa48d3e5120d",
      "chainlink_row": "c567fb1047d5b55bebb050fe9d87f9ac2909172b9da7636724217e0a6c482c2f"
    },
    {
      "seq": 7949,
      "ts": "2026-07-28T16:44:02.566Z",
      "status": "applied",
      "chainlink_prev": "c567fb1047d5b55bebb050fe9d87f9ac2909172b9da7636724217e0a6c482c2f",
      "chainlink_row": "35ba2d0753fed4299067f3f52ffd215e35db95449e0c7ff00375ae5a92b6680b"
    },
    {
      "seq": 7950,
      "ts": "2026-07-28T16:59:02.504Z",
      "status": "applied",
      "chainlink_prev": "35ba2d0753fed4299067f3f52ffd215e35db95449e0c7ff00375ae5a92b6680b",
      "chainlink_row": "8e2aae481fc6479ecd297a50de8a50dac961814383dfcd79dbfb0e4afb9d04f4"
    },
    {
      "seq": 7951,
      "ts": "2026-07-28T17:14:02.584Z",
      "status": "applied",
      "chainlink_prev": "8e2aae481fc6479ecd297a50de8a50dac961814383dfcd79dbfb0e4afb9d04f4",
      "chainlink_row": "7604523294e56b865bd68b0ec246421813d90e0d230441dab597ef9bb802d626"
    },
    {
      "seq": 7952,
      "ts": "2026-07-28T17:29:02.217Z",
      "status": "applied",
      "chainlink_prev": "7604523294e56b865bd68b0ec246421813d90e0d230441dab597ef9bb802d626",
      "chainlink_row": "4a2fdbcaba75ca8f93e88a94fb9b892a2d927663ea702dfa898d964c8f8659f6"
    },
    {
      "seq": 7953,
      "ts": "2026-07-28T17:44:03.889Z",
      "status": "applied",
      "chainlink_prev": "4a2fdbcaba75ca8f93e88a94fb9b892a2d927663ea702dfa898d964c8f8659f6",
      "chainlink_row": "85f8cdda79eed90c23b52779fa7de132caeb8592bf32fe50cb3c24c3e28143ae"
    },
    {
      "seq": 7954,
      "ts": "2026-07-28T17:59:03.227Z",
      "status": "applied",
      "chainlink_prev": "85f8cdda79eed90c23b52779fa7de132caeb8592bf32fe50cb3c24c3e28143ae",
      "chainlink_row": "c04dbd680f5229e62a28195fa7fb3fcc6033289b951edec284b0ee6af2ac7370"
    },
    {
      "seq": 7955,
      "ts": "2026-07-28T18:14:03.019Z",
      "status": "applied",
      "chainlink_prev": "c04dbd680f5229e62a28195fa7fb3fcc6033289b951edec284b0ee6af2ac7370",
      "chainlink_row": "23b44c33d3cd433daa442acae6abd60a3077e87264e4aee32b283b3b5c3a6584"
    },
    {
      "seq": 7956,
      "ts": "2026-07-28T18:29:02.575Z",
      "status": "applied",
      "chainlink_prev": "23b44c33d3cd433daa442acae6abd60a3077e87264e4aee32b283b3b5c3a6584",
      "chainlink_row": "07cf892559f128ca92ca4bcac4eeb44ff9e40c4dffe5e0bf28b5af8a32f5640f"
    },
    {
      "seq": 7957,
      "ts": "2026-07-28T18:44:03.101Z",
      "status": "applied",
      "chainlink_prev": "07cf892559f128ca92ca4bcac4eeb44ff9e40c4dffe5e0bf28b5af8a32f5640f",
      "chainlink_row": "39555048cfdb7e32720be7946946deccb89ebe6cc9f1809f0e8f96f2773d0ae9"
    },
    {
      "seq": 7958,
      "ts": "2026-07-28T18:59:02.945Z",
      "status": "applied",
      "chainlink_prev": "39555048cfdb7e32720be7946946deccb89ebe6cc9f1809f0e8f96f2773d0ae9",
      "chainlink_row": "9977783b58aebb29bf5e7ee109daf3bb2c30b26bf6b711f88c24a9452c51d392"
    },
    {
      "seq": 7959,
      "ts": "2026-07-28T19:14:02.523Z",
      "status": "applied",
      "chainlink_prev": "9977783b58aebb29bf5e7ee109daf3bb2c30b26bf6b711f88c24a9452c51d392",
      "chainlink_row": "63a0f2b8d11318c1184ab82f3a34cec1971ec139421431f1f579baf96f7db11a"
    },
    {
      "seq": 7960,
      "ts": "2026-07-28T19:29:03.011Z",
      "status": "applied",
      "chainlink_prev": "63a0f2b8d11318c1184ab82f3a34cec1971ec139421431f1f579baf96f7db11a",
      "chainlink_row": "8fb43097706840a4ca8bd81dcaa005f82b5536f0437726f2573498ae402877f5"
    },
    {
      "seq": 7961,
      "ts": "2026-07-28T19:44:02.720Z",
      "status": "applied",
      "chainlink_prev": "8fb43097706840a4ca8bd81dcaa005f82b5536f0437726f2573498ae402877f5",
      "chainlink_row": "3bbbd3dd36b821dc59e12f9a7c537810e48ce2436e5626e51535b0be9847bfd7"
    },
    {
      "seq": 7962,
      "ts": "2026-07-28T19:59:02.452Z",
      "status": "applied",
      "chainlink_prev": "3bbbd3dd36b821dc59e12f9a7c537810e48ce2436e5626e51535b0be9847bfd7",
      "chainlink_row": "626ee9727827f6645cf755ac8e2094b040a4c409798c180eef507c4d4f6aebc8"
    },
    {
      "seq": 7963,
      "ts": "2026-07-28T20:14:02.881Z",
      "status": "applied",
      "chainlink_prev": "626ee9727827f6645cf755ac8e2094b040a4c409798c180eef507c4d4f6aebc8",
      "chainlink_row": "125e1e4e13a7448753c8146d137e991cf8caa814b5a19d11b859fee4a044e48b"
    },
    {
      "seq": 7964,
      "ts": "2026-07-28T20:29:02.640Z",
      "status": "applied",
      "chainlink_prev": "125e1e4e13a7448753c8146d137e991cf8caa814b5a19d11b859fee4a044e48b",
      "chainlink_row": "d44c1fda9a2512a2ce772e7b411c0ff8e4a9ce64ef9ce7ecf9ebb89a5f13444e"
    },
    {
      "seq": 7965,
      "ts": "2026-07-28T20:44:03.187Z",
      "status": "applied",
      "chainlink_prev": "d44c1fda9a2512a2ce772e7b411c0ff8e4a9ce64ef9ce7ecf9ebb89a5f13444e",
      "chainlink_row": "354acb2aa6b1d6fa7c6e313ceea0259a322054297ec634329f0bb1eca5857ab1"
    },
    {
      "seq": 7966,
      "ts": "2026-07-28T20:59:02.433Z",
      "status": "applied",
      "chainlink_prev": "354acb2aa6b1d6fa7c6e313ceea0259a322054297ec634329f0bb1eca5857ab1",
      "chainlink_row": "dd3bfb04dcd9f7d5c22c72bebc0d4d75570f0f6155ada2e7ceb89ac4dd6c6d12"
    },
    {
      "seq": 7967,
      "ts": "2026-07-28T21:14:02.756Z",
      "status": "applied",
      "chainlink_prev": "dd3bfb04dcd9f7d5c22c72bebc0d4d75570f0f6155ada2e7ceb89ac4dd6c6d12",
      "chainlink_row": "d37a98bb4e820a5d4e9f9a98c536be79dd1038b7cb2248227ff7ca8b83cd996d"
    },
    {
      "seq": 7968,
      "ts": "2026-07-28T21:29:02.222Z",
      "status": "applied",
      "chainlink_prev": "d37a98bb4e820a5d4e9f9a98c536be79dd1038b7cb2248227ff7ca8b83cd996d",
      "chainlink_row": "3d5f41da2d6a0fe34ff4ba2592e175c2aa1c5ed6959441c9c6960fd19b74a51c"
    },
    {
      "seq": 7969,
      "ts": "2026-07-28T21:44:03.141Z",
      "status": "applied",
      "chainlink_prev": "3d5f41da2d6a0fe34ff4ba2592e175c2aa1c5ed6959441c9c6960fd19b74a51c",
      "chainlink_row": "d8a765d98c1a3563a3184de2d7ce93779ab80431b78a78b35225d22248748c06"
    },
    {
      "seq": 7970,
      "ts": "2026-07-28T21:59:02.591Z",
      "status": "applied",
      "chainlink_prev": "d8a765d98c1a3563a3184de2d7ce93779ab80431b78a78b35225d22248748c06",
      "chainlink_row": "7156729b3eb0721f2c644ade6ecc9c2bbbd952da475d62bba196047626363d65"
    },
    {
      "seq": 7971,
      "ts": "2026-07-28T22:14:02.370Z",
      "status": "applied",
      "chainlink_prev": "7156729b3eb0721f2c644ade6ecc9c2bbbd952da475d62bba196047626363d65",
      "chainlink_row": "c044aa805583ef0434c25e4e8618a30fb648a5e63b04ee43fbe03dfa848dce2f"
    },
    {
      "seq": 7972,
      "ts": "2026-07-28T22:29:02.702Z",
      "status": "applied",
      "chainlink_prev": "c044aa805583ef0434c25e4e8618a30fb648a5e63b04ee43fbe03dfa848dce2f",
      "chainlink_row": "d1659eae89299918102901b81a49b08b5e39916a6106a27d406a3f3cedc796fc"
    },
    {
      "seq": 7973,
      "ts": "2026-07-28T22:44:02.685Z",
      "status": "applied",
      "chainlink_prev": "d1659eae89299918102901b81a49b08b5e39916a6106a27d406a3f3cedc796fc",
      "chainlink_row": "77e173c607cf0be29bdcf977b823a5e2eb713934c607f51699363b7dd66c30b6"
    },
    {
      "seq": 7974,
      "ts": "2026-07-28T22:59:02.842Z",
      "status": "applied",
      "chainlink_prev": "77e173c607cf0be29bdcf977b823a5e2eb713934c607f51699363b7dd66c30b6",
      "chainlink_row": "1113b873dc729f580881468be514bee14d40170bd78797ff2269246feec727fc"
    },
    {
      "seq": 7975,
      "ts": "2026-07-28T23:14:02.615Z",
      "status": "applied",
      "chainlink_prev": "1113b873dc729f580881468be514bee14d40170bd78797ff2269246feec727fc",
      "chainlink_row": "8c64b2f1b7250bce0d49d00b2e13e7fb77d0cee62429a45a226e78b7764ef0c9"
    },
    {
      "seq": 7976,
      "ts": "2026-07-28T23:29:02.395Z",
      "status": "applied",
      "chainlink_prev": "8c64b2f1b7250bce0d49d00b2e13e7fb77d0cee62429a45a226e78b7764ef0c9",
      "chainlink_row": "23ce4d88c253b79cfa856f806662c3a51caa46e377c4773486b487330ffa73d1"
    },
    {
      "seq": 7977,
      "ts": "2026-07-28T23:44:03.337Z",
      "status": "applied",
      "chainlink_prev": "23ce4d88c253b79cfa856f806662c3a51caa46e377c4773486b487330ffa73d1",
      "chainlink_row": "ef242e17a4754fa0541d2f561293295c9d80cd376d3d946ad01c3256e85f116d"
    },
    {
      "seq": 7978,
      "ts": "2026-07-28T23:59:02.161Z",
      "status": "applied",
      "chainlink_prev": "ef242e17a4754fa0541d2f561293295c9d80cd376d3d946ad01c3256e85f116d",
      "chainlink_row": "7b514a4f426fee888cc256805f95d020d584973abe9ea8c01f8ad17c5e9a090a"
    },
    {
      "seq": 7979,
      "ts": "2026-07-29T00:14:02.918Z",
      "status": "applied",
      "chainlink_prev": "7b514a4f426fee888cc256805f95d020d584973abe9ea8c01f8ad17c5e9a090a",
      "chainlink_row": "153f0c8e5a0b17a12650e6dc41904b2049150e34e07a21a492841fd80231bcda"
    },
    {
      "seq": 7980,
      "ts": "2026-07-29T00:29:02.508Z",
      "status": "applied",
      "chainlink_prev": "153f0c8e5a0b17a12650e6dc41904b2049150e34e07a21a492841fd80231bcda",
      "chainlink_row": "a26cabe28842ba4c959258e68104bf03f62f36972cbf8bfe1403dcec5d96d610"
    },
    {
      "seq": 7981,
      "ts": "2026-07-29T00:44:03.513Z",
      "status": "applied",
      "chainlink_prev": "a26cabe28842ba4c959258e68104bf03f62f36972cbf8bfe1403dcec5d96d610",
      "chainlink_row": "008dc7c1a9eed25a9a9882a5f33ceaf666f8f412c28a6efca614ba45e2d2c7d8"
    },
    {
      "seq": 7982,
      "ts": "2026-07-29T00:59:03.364Z",
      "status": "applied",
      "chainlink_prev": "008dc7c1a9eed25a9a9882a5f33ceaf666f8f412c28a6efca614ba45e2d2c7d8",
      "chainlink_row": "d834c512bc4b4e51454177c0ef7d31735cba3a4056deadaeb765f20ee62b8280"
    }
  ],
  "how_to_verify": "For each row n: confirm rows[n].chainlink_prev === rows[n-1].chainlink_row. Any break = tamper. Spot-check any single row (with server-side leaf recompute) via ?row=N. Leaf contents withheld to protect internal operations; each row carries an HMAC authorship seal.",
  "authorship_seal": "HMAC (keyed) per row"
}