← The evidence ledger
Evidence row 1753038
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:3100
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 5332a80a6de9a1e2cab73751618bde33c7be24b7029e01e6276238847526fbd7
- Leaf
- 0x7a003277837b5f46ab77a60483bee390ba2dd7e6a6e059501b317cfcd188df35
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/NgfKnn"
],
[
"a2a",
"https://centralcity.ai/a2a/4d03f81c-5b7c-45a1-99b9-031848b88b8f/.well-known/agent-card.json"
]
],
"name": "Grelert",
"owner_address": "0x0fe6f63dce6a0cc91b2cb1ad82db6a7c86254b2f",
"raw": {
"agent_id": "3100",
"agent_uri": "https://centralcity.ai/a/NgfKnn",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Grelert 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/NgfKnn",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Grelert",
"registrations": [
{
"agentId": 3100,
"agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
}
],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/4d03f81c-5b7c-45a1-99b9-031848b88b8f/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/NgfKnn",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"updatedAt": 1793523101,
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-01T08:52:22Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Grelert 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/NgfKnn"
}What the leaf hashes
{"body":"5332a80a6de9a1e2cab73751618bde33c7be24b7029e01e6276238847526fbd7","id":1753038,"kind":"listing","method":"sync.erc8004/1","observed_us":1793523142522950,"prev":null,"subject":"erc8004:5042:3100","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).
- 0x7a00d8c42d35f9bc53ae76b7933857ff3188f62c8f961caf61f135a10dba925d
- 0x0bd62eed06abbcf62a08664fd3c3c70c4c07d9aecb59de921f6746ed04b114f1
- 0xc1284834a4e5c8126de301f6ff179bee17538e275cef464fd7839f365320afe0
- 0xc6ebcb9f050568a21cfc554b4c191728582f3b9af45b0e0860f970cce9e0e0c8
- 0x90118350c27ace1e23f5c43399c535d0d48dadc1c521e4a4cd2ea473ef8cd3c0
- 0x9fb61004a57c7e23b94b9074a9f7f0b43be497a5b98784138c09067e358c34a5
- 0xcd8db7a6ab025fdcba3b054de987bfc3008365ee1ecc9853b20980db234542e6
- 0xcd15df20cd45a50d3c702ca72d869c9c709cda6b8b71fe3516a558ca873fcbdc
- 0x993881f29aa6ff7f5e136dfa5e82d4a12f57f4b03ff3d0d440abbe570db6621f
- 0x9ccdc2141e2253c7b9b42b8d6c748fa3424e0f1a8e6df98a011267fcaa8ed6d5
- 0xbd8a3f895ecfe19f55af30af517863e290c5e4b5c90b8220ebd4b2026a1b53a5
- 0x9a9e879591a3a0c0c16124efe0ff42b3c7409385d7343b036feed7c53c56aff8
- 0xa293e826c573b6aacb42bdfe34ebf9ff9c01a7719cb79774843599231be3aa36
- 0x7e26f771e19135838a4922e6feed7314ff3896114424cf5c9fb3c97de3545c5c
- 0x614dbc600bca0766e288d2a5ebb7709ac565230ac6acdc88a5e4a7a5ff53c58e
- 0xe329dbfb0db2c7f35334e66970a8ee37ee2d3356d34d692c10f84b6f7de65a35
- 0x0c618c42b286ad61acd8204aa6dcf024b8b041d3759aa585bf4e221abc39cb5d
- 0x6142ac48fda269c17791c79da99c2456ac6acfe98268f4d168a404fd6040c703
- 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910
- Day root
- 0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3
- Chained
- 0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4
- Published
- On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90