addrbookFor publishers
← The evidence ledger

Evidence row 1826028

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:26255
Recorded
Previous row
#1825744
Body SHA-256
37f0644105d5ec16449923a50e5dba2c83f016bbb7f9a168be668d315908fe69
Leaf
0x13268cd3c1359004c23629dad40b224de4ce867da3d8e841a8037ca8355cb6ae

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/mmvdaT"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/e59bc69b-9442-48f0-b280-e486a805d03f/.well-known/agent-card.json"
    ]
  ],
  "name": "Biollet",
  "owner_address": "0xf2000db033eae302ea799b824657316ae24b7246",
  "raw": {
    "agent_id": "26255",
    "agent_uri": "https://centralcity.ai/a/mmvdaT",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Biollet is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/mmvdaT",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Biollet",
      "registrations": [
        {
          "agentId": 26255,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/e59bc69b-9442-48f0-b280-e486a805d03f/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/mmvdaT",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793566359,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:58:42Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Biollet is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/mmvdaT"
}

What the leaf hashes

{"body":"37f0644105d5ec16449923a50e5dba2c83f016bbb7f9a168be668d315908fe69","id":1826028,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566722373116,"prev":1825744,"subject":"erc8004:5042:26255","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (302406 rows).

  1. 0x1325dc2d261755cd7d93a2b706070b1b3ab89e42ab6bac72511f708d3a1681e3
  2. 0xb66ea2946e51245805ec7b2bbdf1d0a65b3f9c4703ee7bb90f39b51be79783bb
  3. 0x39249834640715fba9549c7d98278496254ff47a4ab2c6c41e3ed91f4a29cd07
  4. 0xce53e771d201151d16f8d2a3c705b21b6c15bd99058b56f5096af2d97cd6b499
  5. 0x462675e8a177ca5d5ad59a4466c86af03e5c8da2e0f5dc8773565f1f5d29004f
  6. 0xb43365dd203b367df82154959ba03c7d955f82e15ea981a313c456a656d8f363
  7. 0x4d578f7252df0132c5ced9059d6a7f79fb475e98cf4a23c19b07426fe1b1c750
  8. 0x4832f660e3e7a9ebb55c524e588d6a63c4319dc3339a377dd1d134722ca68b6a
  9. 0x1ea701850992a8039910cf62f8900f9dfa984797c263dde0e30aa1a965305f13
  10. 0xe57723a8208ec676497be2b8233e5849c8b684a785780630501b87eea0fbffc6
  11. 0x7728a5d7ed71a8bdff25486684bf7922c74f8e4b410ac3d8d1c688206ef05099
  12. 0x2120c3201c20458c29fca57fb6de30c3d33101e8d02d08b2101bf2be12fcb11d
  13. 0xf1747d321f72e3e44bd30dc10c794e13858576ce0204d89dd555f1effa06ee29
  14. 0xb44b8d5019b9204aa2c2f558cdc381e6729b1aeca3e674741fa07287022b1f0f
  15. 0xf1aed005f71411c0df252d9623f284bcac7de199e24c4d4cd5df3e8d3348d3aa
  16. 0x5cf5a0a57795246f996e480f05ed085c19d02f7d6e8fc3ddc392412466554f0f
  17. 0x02b3554752e71a19b12d7a76dbff436e85387226ceec89fdebdcdaf0122c2932
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON