Zanii proof

Receipt sha256:178128dc519499927dfc84d087b1902fbb17cf212b1438a7bb429a28b081b835: leaf #2295

Verification PROVEN

✔Receipt signature, delegation chain, and scope - signed by did:key:z6MkpZ6xNQ9eiJT4…

✔Delegation not revoked

✔Merkle inclusion proof against current tree root

✔Signed tree head signature - log did:key:z6Mkt3UL3dCEigCh…

Anchoring

✔Covered by anchor at tree size 104845 - evm:2a56087966bbac104eaa97a0a04defaa17023cc680422830fcaa3a0e6cae07e0 (block 52889821)

Receipt

{
  "v": 1,
  "ts": "2026-07-13T03:00:12.593Z",
  "sig": "ed25519:750d17d49a90491cfe4f9f67090de62470c543ed55e88b7ffb8d8ddc0a258065e8381eaefa1b6de37fd0eee942b3a21c88820a857d3df0409faf35c195a4fe0c",
  "prev": "sha256:fae60b5e15318d7eac23b5f8f70bba855bc9035f1fbc64b905d8dc9828f3ff9c",
  "action": "tool_call",
  "target": "ads.analyze.weekly",
  "agent_id": "did:key:z6MkpZ6xNQ9eiJT4nfyJLJR7nqfY27iu2krZScLq97ToeNPJ",
  "delegation": [
    {
      "v": 1,
      "exp": "2027-07-06T22:09:58Z",
      "sig": "ed25519:1bb79edc5d42e9f08ad1d97369ae2fe97b4916b46b4431ebbdd67011e54e9e4fda08815932a8594e7f0d19a7ee14d46815531030e531d6c7ac52f19025216401",
      "issuer": "did:key:z6MksQZm73wT4p97GUjdKC4SJxgsm8dzizoLCBE8U2QRRZBb",
      "scopes": [
        "ads.analyze.*"
      ],
      "subject": "did:key:z6MkpZ6xNQ9eiJT4nfyJLJR7nqfY27iu2krZScLq97ToeNPJ"
    }
  ],
  "payload_hash": "sha256:f27dda2a717787ef1633b8e445447dd11f651f83ac94c9d95697666f2aac0e24"
}

Inclusion proof

{
  "index": 2295,
  "tree_size": 104845,
  "path": [
    "fde10dc80588b944c777a3837f27b48f8314815222c243dc1eecb81ae5c5e481",
    "132a33ad74939197b458db2919cbff343062d238d7b1a69cb79bb7e6a13cf3ec",
    "f8eaac83a8a5bbe63adf4643238649159bd0408c661203cacf8c824e250106e8",
    "1318d9fc8df971271014954a7764bb6da55b14c1e009ded34363bb8e30bddf2c",
    "b2f2cbfdd6b188c8c2a2826abc9dcaa32316eb197c41fef062a5eb5bcc09df94",
    "ceebe6a89525073a2cb829592b6246c05a116c2e200be2ab11e5b08f9298fad4",
    "d0fe35bc025caf00161d2823438d951e04029ec67b411700c44742717058fe7d",
    "99e5581de276a074aa9da98786fd70454fbcb8c62b2d7998a92d6b4157a5f983",
    "43162f74c3a1554674257a0dddd40ff461810d73dd5bf9e006c37b72dd0c2624",
    "6c22c430ea28f092487455b56e83fd264df15d609d38edd2cb482f0604e06fdf",
    "bf23fa82247485b4d2cc4cf7d0535ee3eb95dfd06018ba6414cb1e65338f0cb5",
    "295a341750636d326ec9d7f64ee379e3f6404d31975ce03b50a54dfda5554124",
    "dcb14f596eadb5306ad13f66f720dac1818408d6bb0b19e6b30773182014ce14",
    "33f5928014925af62fa247961fc28fedf00af377ad0250faf0c500a3d364cc22",
    "062f765c179a41919cf8d2dc107aed606ad32baa4f63a8e03d537e70fc75cc4f",
    "5a4632f32becd822f53f3cc14a9488aa3faaed59d147c16b975350731a61aab6",
    "b37bb3dc292552df8eb37d966c8c1164e0d17412282c05694eb6cc4c3dbffcb4"
  ]
}

Signed tree head

{
  "v": 1,
  "log_id": "did:key:z6Mkt3UL3dCEigChGEJKSdhSra7JRoG2z1GLtbrLCKnL5GX2",
  "size": 104845,
  "root": "sha256:e25416d870684c26bfdf8f51a38a1657ac6b5e7548fb3e6e97867e167027b6d6",
  "ts": "2026-10-21T07:50:52.111Z",
  "sig": "ed25519:fa840ad136a2b70dbe8a41aa64a8345c56b6314eec3ce9bc2746a8b30c4aba857aa126f05b531e1e0c8245f8538537e6220999f5684f4acd44091d31c8a77b05"
}

Verify independently

curl {this host}/v1/proof/sha256:178128dc519499927dfc84d087b1902fbb17cf212b1438a7bb429a28b081b835

Anyone can re-verify with the zanii SDK (Python or TypeScript): receipt signature → delegation chain → scope → Merkle inclusion → STH signature. No trust in this server required.

Scan to verify on your phone

← back to log