← The evidence ledger
Evidence row 3472794
Observed , by sync.erc8004/1.
- Kind
- listing
- About
- source_record erc8004:5042:359316
- Recorded
- Previous row
- None: the first of its kind about this subject
- Body SHA-256
- 15e719af142eb0f43b92dcefbbb032ea63b027ff17e70ac64f00816589ec52e6
- Leaf
- 0xd80b2fcf36c5fe0567edc4eeab0f478b0375a80c4714b11d54723b31de9c4b09
What was observed
{
"endpoints": [
[
"web",
"https://centralcity.ai/a/0MsVK8"
],
[
"a2a",
"https://centralcity.ai/a2a/a4803243-d7a3-4e8f-98cb-b9c89149e1f7/.well-known/agent-card.json"
]
],
"name": "Grentias",
"owner_address": "0xea774127c14aa2d0e96be195a6ed9c8354495d43",
"raw": {
"agent_id": "359316",
"agent_uri": "https://centralcity.ai/a/0MsVK8",
"chain_id": 5042,
"registration": {
"active": true,
"description": "Grentias 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/0MsVK8",
"image": "https://centralcity.ai/brand/directory-icon-1024.png",
"name": "Grentias",
"registrations": [],
"services": [
{
"endpoint": "https://centralcity.ai/a2a/a4803243-d7a3-4e8f-98cb-b9c89149e1f7/.well-known/agent-card.json",
"name": "A2A",
"version": "1.0"
},
{
"endpoint": "https://centralcity.ai/a/0MsVK8",
"name": "web"
}
],
"supportedTrust": [
"reputation"
],
"type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
"x402Support": false
},
"registration_fetch": {
"at": "2026-11-05T23:18:21Z",
"attempts": 0,
"outcome": "ok"
},
"registration_valid": true
},
"source": "erc8004",
"summary": "Grentias 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/0MsVK8"
}What the leaf hashes
{"body":"15e719af142eb0f43b92dcefbbb032ea63b027ff17e70ac64f00816589ec52e6","id":3472794,"kind":"listing","method":"sync.erc8004/1","observed_us":1793920701741752,"prev":null,"subject":"erc8004:5042:359316","subject_kind":"source_record"}Proof
Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of (322504 rows).
- 0xd80afc414298f29752d6cc780fc66b9817c6d9882556d2a72e75a1f4f84b29dc
- 0xd0cd5839decc0c3aee32dde906cf592668c9d6496aa124ecce5c11cc6dbba508
- 0xca971b91ca32fc37c0bed5a64fd4974737098541563f354725808251491d01e2
- 0x87e280bc4d82d92df9da820dfbb0093043a0a5ec7dc2301e2bd9b396389c9187
- 0x28d912906146c6c209fda870daa25759a65eda5dc1e630ef2f49155eeb3109ea
- 0x422ba164136756113810e43d1d3b21d6e349e6531df33edbceb9d4b177e57a7f
- 0x315610ba90e6d20af704d8ff16a5a54d005385b00c1240a620d60d766e09d6d3
- 0x2109f5a9952a867d4ad05ffdb95b76356e8c9e40fa3cce9addef379c9299d6ad
- 0xdb038236f585e9ee77bbcfa2745125e281f51b2679ec6f1f02cd1b095fb15c18
- 0xc820e14a92013601736cbb7fab6cc85bfacc2894c2fee51735166d6f31339d5f
- 0xebcb116d0f0fa98513c684cf874fffd1ef6bc338c2d14ff2fcbedfe69addec63
- 0xaacdb29dbc97d3609cbc949a7c51bfaef9db414d534dc7d0c0b6d2de59ccce2e
- 0x4be8cf78a0773f46143e30b9c067344ff6df06b14fc81ca966dc2002454f9ffd
- 0x18ba0ecf9d097a18d969f015a4d29da864bf68db732c6ad7fa00156b764bd084
- 0x84cc0709bdcf43a76bb38852cd824bccc42d1167214eaa0cc6f5136bc9060566
- 0x706c875c10714e921f12357b889e8f8c61b62dcf68745f3b7e23aa127226e76c
- 0x595efddb5b196a921c775c54d0aa541065f1802bfefb8bd003a60b16925c4b58
- Day root
- 0x9f0215efb0252701dc86d5600ce95f276cccc716759bf112525ae863f698d128
- Chained
- 0xc54ddff800630c6cd9656f99e7d6a61adce99bf1cea37121600598b0a9a720d2
- Published
- On Arc Testnet, block 70942081: 0x88f612ad94ca63af4e4e9faab9f34b665b41f03828afac1571ad013cc62bba94