Evidence row 2163549

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/l7U6vD"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/267a8c6c-e8e3-4676-925a-d797e4b6dec5/.well-known/agent-card.json"
    ]
  ],
  "name": "Grostano",
  "owner_address": "0xb003d744820036aab10de665c2eb7e7771a7fc31",
  "raw": {
    "agent_id": "107450",
    "agent_uri": "https://centralcity.ai/a/l7U6vD",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Grostano 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/l7U6vD",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Grostano",
      "registrations": [
        {
          "agentId": 107450,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/267a8c6c-e8e3-4676-925a-d797e4b6dec5/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/l7U6vD",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793632664,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-02T15:20:49Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Grostano 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/l7U6vD"
}

What the leaf hashes

{"body":"7f853f47bbec926a48ffabb68745865f62ef2cf3d63f15bc3f494219802e42fd","id":2163549,"kind":"listing","method":"sync.erc8004/1","observed_us":1793632849467784,"prev":null,"subject":"erc8004:5042:107450","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-02 (444186 rows).

1. 0x2320315b9052379834000241c9d137083f711de0bee7dda240c8c08d3919ba82
2. 0x4c1b90ba59ee30292cdc3860861418cc1911eb484b3dca540854f9b7216f067c
3. 0xdaf4a116f9eefc614f5fa49c8e97607818a45b993e01ca1a45e22fd99b186ae9
4. 0xa282488ea0471905787b224c404b0493ee0eb2ffb6fc2c1bdff4aad3149236bf
5. 0xbb9fe1b1595ad24aaa7f5625ab7cc36fcd7ca7219923811c462905136c696275
6. 0x26244c85a2cac9331db905e9050e49cdb6b5d0a59bcdb806c1d29775cb4b5593
7. 0x48fe9b85cbd3995705bd460421d39c966f74478e9bd92b160c4161acbb3cabad
8. 0x716a75e6298ab3383b0d556c480ccd4daeeda572f40f8fae507f539ea4e28a2a
9. 0x03b8b145ec6d1d3d01edb5ad9b5993a96aad29282cd0af1b17171c49df755931
10. 0xc22c88fda607c8dfaef5655be9c37af381b8be9a1f6cace57ecdf65c1361aa80
11. 0xe4d14ccfbebf08e7c43a41fc7f1ebd97fea49b6a1dc1eb8d268d1488e4751b48
12. 0xc4d7ef62f6fc13b54d79f9dd5cf9b68259c7d63400ad2da7e24acd09c02a0c04
13. 0x1684e269a6d133e78b06586cfa473a0fd25d7ae52c10084dd8c0b8a491f1b827
14. 0x401f99eb33c3aca7fb1835eab8a9dc02765c5e3996fc9560617f4be6c7c50067
15. 0xcd21ec8d72a18a2d4513e4fd309abbb530810fb1dbeecd4b9b85acb4d6ff8f12
16. 0xac40f077ca4be8c3432a67771725cc315e8101fc2649999cfad2c900a7640e27
17. 0x53a741b69e9e51c4a288a74712aa6ac3fb28c8923cd3e6461d161c4f2d48b31a
18. 0x050f2978b537f7afb21ee1551577cdf146d1c56f4df12d24315ae5e69366b0a4
19. 0x365b161a4b68d750dcc4b3ecce1154a2163c87b08762079428e68f0ebb6a754e

Day root

0x78fecaabbe319e56f5c4b80fc02e2052e198ad24781da8832a475ff65f2002d1

Chained

0xdc35957db5d1371ca382b9152878ffece28ec7c5cb4f98fd71ddb367f8b999b2

Published

On Arc Testnet, block 70432815: 0x56b814612eb2e3e544153df3e91e1f7199106d1e430c7d8c6b653feeb9ebe9af