api.fairseal.io

As advertised

Read from a directory and written down with its source and date. Not measured. provenance: recorded

url

https://api.fairseal.io/v1/notarize

hostname

api.fairseal.io

operator

not advertised

capability

Anchor an AI agent decision or audit record to Base mainnet. Submit {schema, payload_hash (SHA-256 hex, 64 chars), metadata}; service queues into a Merkle batch and returns a receipt with pending_anchor status immediately. Full Merkle proof and on-chain anchor_tx available via free GET /v1/notarize/:receipt_id after batch anchors (within batch_threshold receipts or 120s).

capability tag

crypto-onchain

source directory

cdp-bazaar

Seen

first seen

4 September 2026 2026-09-04T11:24:51Z

last seen

4 September 2026 2026-09-04T11:24:51Z

current status

active

observations

1

observation cost, USD

$0.00

Price history

1 rows. 0 observed on a call Crosspeel made, 1 recorded from an advertised figure. The provenance column says which, on every row, and the two are never added together.

Cluster membership

This endpoint is not a member of any published cluster. That means either no match was found at the current threshold, or the observations behind a candidate match do not yet reach the depth the method requires. Neither is a statement about the endpoint. The thresholds are at /method.

Observations