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Evidence row 2612857

Observed , by sync.erc8004/1.

Kind
listing
About
source_record erc8004:5042:194262
Recorded
Previous row
None: the first of its kind about this subject
Body SHA-256
139a01df8d8cad10bc7eedf3e540aacd9577d05d5d6827cbd9534022fe2f3b7c
Leaf
0x4487ddea5ab9609baec270c3d83c814c77662571a05dce8f56ec71f37a6ba01b

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/SAp9lw"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/79726c6b-bf1a-4178-abf1-2bada948de1d/.well-known/agent-card.json"
    ]
  ],
  "name": "Grabo",
  "owner_address": "0xcd136d2a3fac4591a089f015bf648fc11863ac12",
  "raw": {
    "agent_id": "194262",
    "agent_uri": "https://centralcity.ai/a/SAp9lw",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grabo 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/SAp9lw",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grabo",
      "registrations": [],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/79726c6b-bf1a-4178-abf1-2bada948de1d/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/SAp9lw",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-03T16:39:05Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grabo 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/SAp9lw"
}

What the leaf hashes

{"body":"139a01df8d8cad10bc7eedf3e540aacd9577d05d5d6827cbd9534022fe2f3b7c","id":2612857,"kind":"listing","method":"sync.erc8004/1","observed_us":1793723945998027,"prev":null,"subject":"erc8004:5042:194262","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (425475 rows).

  1. 0x4487bf19dca908c16fa3e650bfe5c8dc26744e43c32dd3f03ea832b9506a46df
  2. 0x420f500719175544b8052a0c3c211686bb23e9ede24b58c427cccb0ab2a32a50
  3. 0xa265bc635c8a35d3c3510ee204f4b91d74cff7f183138da24ee95573355d5297
  4. 0x6c946b60943a1847d00df3c9a6110342a7a1e250beeb2b8878bf4a7c7147475c
  5. 0xdb9c9028ce9bd84c2611f088f1a75526b2ec89ca7c9ad665cc0a21df5f3b3bf3
  6. 0xfc0b316777d055d739e8b1db775d5dd90e0f08d328c2f814f91083409c7c1468
  7. 0x01090fdfa9bc9212d62a8f0606a07c52a972b68e41db9f701eb6037683e17c7d
  8. 0x2f312dde08f3e9c41b1ff60f09bd0c2bcfa60e5c3f1c5604f5cb2b4cbd01f633
  9. 0x46059a6dbc1ee018f92cbf011fb94e2c67b4ca9804c3dd900e2831193755ed15
  10. 0x6d0ed1a08e52dc2678b6324bcec774b65528f605106aaa01580f7654e333ec9c
  11. 0x59d5b37600dc07b2cafa0b015ad9682f1607b63612f79ba058b90b8c3e518fd7
  12. 0x5ff43b4af0926b2c821ecfc8692ba1e71eab00783adb09823a8a2e2208cf51ec
  13. 0xcda9afbf6d521dd006295916d12948a467a90d542e8d2f80f42339b4f83ed5b1
  14. 0xb86edd36717aff076ef26c04db10a77f49a2dca8367fae52e69b19705922afab
  15. 0xeeeab58fe0869203702d6caa20f3db31453ec2f4ac7b99890f0842a5616a7f99
  16. 0x35ca4633a97853eefbf38aaf743dd7ff85a4c731ccc8e31a34fd826c3142d6ea
  17. 0x87df2ed9052c264d606c076742aa7e54b69fc8344b21e972ebcb19d020b7ecf3
  18. 0x012ad914f3f945da3b6b48eddc7a1388613e4afc04339deb76c609611864e9b9
  19. 0xe35032d4b064b015fe60638756eeb0bc24e7c7943586468d33349341ee0ed3d6
Day root
0xb646ffa569e24bf8336b0a15a9d98d0a2f1239f58e10c2b18a9d22e43343566a
Chained
0x35e926359fd19031c6b5e08fb3b44f2524386a57c8fdd353336c185603f53d43
Published
On Arc Testnet, block 70601990: 0xa5f9dadba13cde129126b950e64b815e6833cb8ff53b75026c9dbe769c3768c7

How to check it · This row as JSON