addrbookFor publishers
← The evidence ledger

Evidence row 2123638

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:90168
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
24327da373790daedd2f34fee393f64f56ed862d8228448c79f1fe4bd226ff6b
Leaf
0x8cfe5fe1f24677edcd3b62b984f2a4a7c1aabe75532c4daea110971391aa2e35

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/Kh2dG2"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/a675f59b-544d-47d2-baa5-386526057efc/.well-known/agent-card.json"
    ]
  ],
  "name": "Piotani2",
  "owner_address": "0xf2daac5ba8c033c2d39aa06597d0e172d91410fd",
  "raw": {
    "agent_id": "90168",
    "agent_uri": "https://centralcity.ai/a/Kh2dG2",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Piotani2 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/Kh2dG2",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Piotani2",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/a675f59b-544d-47d2-baa5-386526057efc/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/Kh2dG2",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T11:44:51Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Piotani2 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/Kh2dG2"
}

What the leaf hashes

{"body":"24327da373790daedd2f34fee393f64f56ed862d8228448c79f1fe4bd226ff6b","id":2123638,"kind":"listing","method":"sync.erc8004/1","observed_us":1793619891407723,"prev":null,"subject":"erc8004:5042:90168","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. 0x8cfebb603f4ad5e9b6dc5dfe1710c71753bb55bc294075fda04b6fb9eaf251e1
  2. 0x6cc525f096c0a6c29433456fed7eee0c45225b795043c46569e260a3629ed787
  3. 0xd18dbd61b292f7cb014f070d87d25cb7ff95ed42c56fe69f00d3aef3b9d3162b
  4. 0x23ca04d8eff9a4ca56279a4e8f6d0bc4703fb7d3f00b885b6a3b4fb9ba82c902
  5. 0xa4b5306b3bda3bdafa9da630f1c43be74b8bd6f14c63c3c090e77be718b2acc6
  6. 0xff0a8276892a27903a7deb668f0b6990612d7d7afddabb664db43c9f053e6e0d
  7. 0x28c1c375a9347e3ad690cbde3b7dd7814af37fe1e89335357f27643f8b982517
  8. 0x34c161ddc74863f1642bbd3c6b5b9825b262aa41832d2f77ee0c8a27747fed72
  9. 0x73ff3a903f062e13cdd5fea3178a16d9cc2fa98173989cf8cc3fc093206fa46e
  10. 0x94e10e0d83ab542200e532385982aa8bfb73e0b72a3df6bb42140c1615c002f1
  11. 0xd88142e3c7e9e887a9b6e99ef3182753fd259cfb4ff85b35ec43d3140cc0f1ff
  12. 0x64e6d9f48ece4f265c71969cfa52ab965cc8c6b6a74b6f5dfc2a18bdff2995d2
  13. 0x749638e83897749b17c0b5a0587a19541d9c0e6d95590918e98f786991029466
  14. 0xf38c9617f655dc8f7c8fa11461cb30752d581a6bbb15051130839452c80c4270
  15. 0x510fa2c647d18bb802da12cf41e17d136163e6624e69ed77e15235c4284b69c7
  16. 0x5e23ec5954c11a4530aab8c635a72b12bcfeb6fcb03c6cb1a990cc1743424543
  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