addrbookFor publishers
← The evidence ledger

Evidence row 2954962

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:227723
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
8ae496095d86f4e2e11bd5218a00102f68c17c30e8189840abea1968e3f089c2
Leaf
0xf30b83d136fe9ad4e40decb267126a16523dd40912862b2ee69b9b16b181bf4a

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/5AjVq8"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/401e8938-8dd5-4872-b2d0-768512503e1e/.well-known/agent-card.json"
    ]
  ],
  "name": "Grunser",
  "owner_address": "0xd80d06fd1754e5ee47e7dccabda761c325772664",
  "raw": {
    "agent_id": "227723",
    "agent_uri": "https://centralcity.ai/a/5AjVq8",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grunser 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/5AjVq8",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grunser",
      "registrations": [
        {
          "agentId": 227723,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/401e8938-8dd5-4872-b2d0-768512503e1e/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/5AjVq8",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793769650,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-04T05:23:00Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grunser 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/5AjVq8"
}

What the leaf hashes

{"body":"8ae496095d86f4e2e11bd5218a00102f68c17c30e8189840abea1968e3f089c2","id":2954962,"kind":"listing","method":"sync.erc8004/1","observed_us":1793769780277795,"prev":null,"subject":"erc8004:5042:227723","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (424109 rows).

  1. 0xf30b89833ee59b25c42aa6ea3b63416921845dd2f542db5c960f6015876e17c7
  2. 0x8aabe8a97c6b28f9e2ec03c96064cbeb558cfd2377fe567c596126e1b0222f7d
  3. 0x14cda59686f303fbcb1fc2aae6ae2ff259021b9b1b4e6b877320e8a582890abb
  4. 0xf4f8b8c14df7472ae92c946681a89ce46e08a8d488d7ad07d3960f061b7a1f79
  5. 0x582f483b0e2428b86d718aa34cd5fb244c336da5d1a50cc6ba7fa615dec2fb4a
  6. 0x3f45f3b314b8ab44e5ae3882d13b48e4b5e186630fc0358301246a170d702904
  7. 0x2cf41988dff88ecec79cb19402bbae727c76b8157cc3f7e3600e2d7bb80349b9
  8. 0x7549d1813ac13087a64f9e4dce359b82dd345c4b45022245688defbb8df5825c
  9. 0x2f4b442b10e0dbdef4ad1d6036d9a0113a4f9b2fbd0680767e2cc3ce2ac405e5
  10. 0x2497e73cb04bf951f0428e8fd1b93c5fbd7d1bf36719e9799c462acfb6793784
  11. 0xa25b8d091be5e62f42aa37fa445dd38bfeb57875b43d2b16e793ada013641acc
  12. 0x5a22bbfc9371e77aa17f335020c279c6cc8158c5c39c9bca6de3cd539221166a
  13. 0x58f1fe680d97447966f120c32c86961b978b07259517f13711caf77434296681
  14. 0xce5641798200c67544ce13e8b1215cbd72ab0a0bd153ca4924db7c1071fdccd9
  15. 0xb0895d3fcf0eaeb1070bfba1f01a9f303d7588c23fce13bfa62350e6db1b923a
  16. 0x86f9d5fa5ffaf68243f66522b43dd83f29ab34fea48dd0c3366dc8c8821ebd3f
  17. 0xbb1998892a86d9633ea7b5de06760114b45777da649c217062ff0d65d7095f34
Day root
0xd4eed8c0ea3c90ec6f262b19fcc3b849f30cb82a0f84b8b89569e48af7d0c1ee
Chained
0x59305749c32724a02a23c368834d8a36ae9908da93a915e2962fffe01b4e591b
Published
On Arc Testnet, block 70772483: 0x813d56041c1efd407e56047129b597b154a1cb26458bb2768fd0a4630ac97345

How to check it · This row as JSON