addrbookFor publishers
← The evidence ledger

Evidence row 1824903

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:25711
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
5b97ac3db09823e0da17433a94b43168546ce7a5e0f2c6060b9d93656e8458ff
Leaf
0x44da870377f03868d080e2c88c5d287d31623c9ada7618803fc89f424c2078af

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/jk1DhA"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/b000a23e-91e0-4232-a984-d3df58d998ef/.well-known/agent-card.json"
    ]
  ],
  "name": "Graubani",
  "owner_address": "0x43835ad9af893cd327fdd397475bf80f30b08775",
  "raw": {
    "agent_id": "25711",
    "agent_uri": "https://centralcity.ai/a/jk1DhA",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Graubani is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/jk1DhA",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Graubani",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/b000a23e-91e0-4232-a984-d3df58d998ef/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/jk1DhA",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:47:20Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Graubani is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Base through Central City. Passport: centralcity.ai/a/jk1DhA"
}

What the leaf hashes

{"body":"5b97ac3db09823e0da17433a94b43168546ce7a5e0f2c6060b9d93656e8458ff","id":1824903,"kind":"listing","method":"sync.erc8004/1","observed_us":1793566040486861,"prev":null,"subject":"erc8004:5042:25711","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. 0x44db02bc968f6c4a881902f7054fd27737bd149dc4e20db8136e84c8ff9ff772
  2. 0xb2d82b97eb2333a0e9ff943490b715f2f074f0a2967af4bd12cae310f85eef8e
  3. 0x113ce143ea2ed680902ab9c0a527bcd01c87a13964246aa23f8ea8c653a287d4
  4. 0xa8d8b16f54b9d998a64c1a5c02d16afc84b5ceced00ae2a2e21506c0b0d8befd
  5. 0xb11a3d814677f422c76c9c197cd629d8399cd56b53e73f0e03a263a755338306
  6. 0x23d4d083caaef8052e5719ab0655f6da6ca94f26beac7d0819c854d01caeeee1
  7. 0x1f734d32f343dee2bc534c9981a0c4ef3a6d88b44a0fe8911f2ed2c57d29fd59
  8. 0x0243586a8750953ffa0b1bb3a4dfca950068d2631c03b318124a24144532dc68
  9. 0xf5a8afa493c089c54a7da3cbd76727b9c9e684274e8aa40e12a9f2bbfcb4727c
  10. 0xab5729e1d6142f16acf9b7c933f45aff5f6e14ed69597fd81b8ca4c7a36f1201
  11. 0x7f331a28c6dcf46d912efaf02daf00be50bbaa909294e4182dc501e8f378ddba
  12. 0xa512aefa3742f8f2217e32a01436ec8a845ef3a867bd17d3a3ee2de3875040bd
  13. 0xb0ac6ba344d3036c1dcee62f9b248fb9e72f51af0768ac256a6f2e19b8431780
  14. 0xafcf38f796fa072123f5d525a88fd2fb85646ecc6e7e9a763c13179738711c9e
  15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
  16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
  17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
  18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
  19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
Day root
0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
Chained
0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
Published
On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90

How to check it · This row as JSON