addrbookFor publishers
← The evidence ledger

Evidence row 2171166

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:111177
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
4ca4f282756e391c3ee71ab8353a913b2ac61a2153703f672a4ea00fe40b0864
Leaf
0x79a3e90a471c9b1053c04ab4718f6ff943e793c9b4b63ca6f48d8cfd6f5cbbd7

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/WLUILM"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/8c2f2801-d953-4679-b455-26abba6fc6ef/.well-known/agent-card.json"
    ]
  ],
  "name": "Sosias",
  "owner_address": "0xdb4fce0ae8c8d463136b6b8786b7e56882752063",
  "raw": {
    "agent_id": "111177",
    "agent_uri": "https://centralcity.ai/a/WLUILM",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Sosias 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/WLUILM",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Sosias",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/8c2f2801-d953-4679-b455-26abba6fc6ef/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/WLUILM",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T16:18:50Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Sosias 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/WLUILM"
}

What the leaf hashes

{"body":"4ca4f282756e391c3ee71ab8353a913b2ac61a2153703f672a4ea00fe40b0864","id":2171166,"kind":"listing","method":"sync.erc8004/1","observed_us":1793636330815796,"prev":null,"subject":"erc8004:5042:111177","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (444186 rows).

  1. 0x79a3f14ad22917d46ed0c8ce1d6a9ff3ff8e335e103e47d22c19d27c3032eafa
  2. 0x54f0200392994791d93fe7ff9b672762fc67befc49d367f61875eee0427fd15e
  3. 0x0d222131d01076a74dbd8f855e6e5c69301c5d1060633fc8606a81cb801e2a1d
  4. 0x476efa96614042b92ceca7991b935272b9c76a2f17b5916bcdbeb8a1ea11abd5
  5. 0x49fa266946f7009ee3d7bac8336aa2a909249b386219ab56e9bbfe48264b6c5a
  6. 0xc1ed3a1b56a535e4b73b84a845f0d8690ca638b059d8f70b65bc0ea7466e42af
  7. 0xf5e13fc8af98ea485931ec3c8a3333708623f03fdf24665d47a25c8e6451b20a
  8. 0x3e30b40f7fdd7bac306c96ce2609749ea3aeddb6519a8dd089d0b71ba24303be
  9. 0x0d3d8771c68a9c902e8cae118540355625a2661d9fb240e1557bbafa73ccd998
  10. 0xb46a4041de43989ea57bedcf841cedba503388616a867be21d175ffb1f31ab04
  11. 0xd061980053cdc14090838dc76aef89a2d35a404a8a80c9e8e2451c6a70fe983d
  12. 0xb77003ac715b4a3bc589bf85004b4f45dca4b25bba30589673a88974fd9e8ac0
  13. 0x6b3fe16d0ef17e7fec65e784ea66cb7142a8765f3978756ef310ba9d8f928afc
  14. 0xe387a7d610f91d4dc112f2dbdf7ae32c4555f5da4c25c1a9a1310d0b74e80bbf
  15. 0x60dd7fd8117cbf3b80707f722623736c8c2b5b56277e8e78c9f81ef2dab8deab
  16. 0x3b89dd05634a82075204d3c671f613081ddfd9df739c64c0a8f39081bdfa32c7
  17. 0x1805ef693fbdb2c23fcb61616f830408ca89bec1dc5b68ee47a770ffc0b9760a
  18. 0x4d205063c881c48edbbb37762a8d3bbb7444d4c42daa882f663a231893d25c35
  19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e
Day root
0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1
Chained
0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2
Published
On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af

How to check it · This row as JSON