dbmd-core 0.8.19

Reference library for db.md, the open standard for databases in plain files. Parsing, store walk, wiki-link graph, validation, query, and write-through indexes. Zero AI dependencies.
Documentation 
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{
  "v": 1,
  "profile": "link.md-v2-commit",
  "identity": {
    "fingerprint": "ytUalMZXa86de4qRDBYzlj1TrNnGHPSztfYhVoFfoMM",
    "public_key_spki": "MCowBQYDK2VwAyEAOCFVH30p3nNC7Xd1PMHEsyYJv2TXFFDun0rsBYHRah4",
    "private_key_pkcs8": "MC4CAQAwBQYDK2VwBCIEIJBQq6vP7vVw-kOTGh6Mp-ceQaerQhikAHwbqrEivd4P",
    "note": "TEST KEY ONLY. Never reuse."
  },
  "body": {
    "actor_ref": "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
    "asset_root": null,
    "brain": "ed25519:ytUalMZXa86de4qRDBYzlj1TrNnGHPSztfYhVoFfoMM",
    "changes_sha256": "bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb",
    "control_revision": "cccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc",
    "materializer": "dbmd-projection-v1",
    "op": "changeset",
    "parent_asset_root": null,
    "parent_commit": null,
    "parent_root": null,
    "prev_entry_hash": null,
    "public_key": "MCowBQYDK2VwAyEAOCFVH30p3nNC7Xd1PMHEsyYJv2TXFFDun0rsBYHRah4",
    "seq": 1,
    "signer_epoch": 1,
    "state_root": "dddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddddd",
    "ts": "2026-08-19T12:00:00.000Z",
    "v": 2,
    "v1_bridge": {
      "feed_hash": "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
      "head_seq": 7,
      "pack_sha256": "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
    }
  },
  "valid": [
    {
      "name": "verified_nonempty_v1_genesis",
      "v1_bridge": {
        "feed_hash": "eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee",
        "head_seq": 7,
        "pack_sha256": "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
      },
      "signature_base64url": "bHd349tGLEBuXttyKT6m3wpcrJerU5eKOFceYw8eSfJQkFz3ibKQtCBKMpJ_GTcJUdrDWY8U1fvebuJyhcpaCQ",
      "commit_hash": "36115ce33c782aec9c2e69b9473750f614d2d9ecb7ccb495287024c41813f122",
      "feed_hash": "6345eb00edb80e554420cfbb59651502f5d4f29573a8aec345f72807f0ca0226"
    },
    {
      "name": "empty_profile_genesis",
      "v1_bridge": null,
      "signature_base64url": "aBvwwg5DkcHdl1-wniZU0Im3YVMLe-IdFMf0wBnBVXjum892grsYB6AT4XU3OHeGGmFtyGnmE0NrE9QQ_HDnCQ",
      "commit_hash": "f3eaf3e9567ea6104b32f7ee0d11fa90e3aa90a694e44091adbbb3e6f262d8fa",
      "feed_hash": "7032af0a67fb98d473f7602833c15c225ce1089ede306d81e9c1981389e58431"
    }
  ],
  "invalid": [
    { "reason": "missing_v1_bridge", "remove": ["v1_bridge"] },
    { "reason": "extra_unsigned_field", "set": { "future": true } },
    {
      "reason": "invalid_bridge_hash",
      "set": {
        "v1_bridge": {
          "feed_hash": "bad",
          "head_seq": 7,
          "pack_sha256": "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"
        }
      }
    },
    {
      "reason": "bridge_on_non_genesis",
      "set": {
        "seq": 2,
        "parent_commit": "1111111111111111111111111111111111111111111111111111111111111111",
        "parent_root": "2222222222222222222222222222222222222222222222222222222222222222",
        "prev_entry_hash": "3333333333333333333333333333333333333333333333333333333333333333"
      }
    }
  ]
}