notarize derived

x402.fairseal.ioMarket data derived

POST https://x402.fairseal.io/v1/notarize

passlisted in Coinbase#3 by calls of 5 on this host

0.02 USDC

per call, as the listing declares it on eip155:8453

Compare with another Every figure as JSON Cite this page

the price, as of 2026-10-07 05:57 UTC · method · pinnable

Validation state: pass; as of 2026-10-06 13:52 UTC · method · pinnable · sweep daily-2026-10-06
Uptime, 7 / 30 / 90 days: 100% / 100% / 100%; as of 2026-10-06 13:52 UTC · method · pinnable · 7 of 7 in 7d, 15 of 15 in 30d, 15 of 15 in 90d
Calls, trailing 30 days: 7; as of 2026-10-07 05:57 UTC · method · pinnable
Unique payers, trailing 30 days: 1; as of 2026-10-07 05:57 UTC · method · pinnable
Last called: 2026-10-03 12:54 UTC; as of 2026-10-07 05:57 UTC · method · pinnable
First observed by TOLLderived: 2026-09-15; as of 2026-09-15 11:42 UTC · method · pinnable · observation began 10 September 2026; listings that predate it show that date
Pricederived: 0.02 USDC; as of 2026-10-07 05:57 UTC · method · pinnable · on eip155:8453
Networks: 1; as of 2026-10-07 05:57 UTC · method · pinnable

Counters

77 observations, 4 of them a change

How has the volume on this endpoint moved?

Calls counted in the trailing 30 days on this endpoint, at every snapshot since 2026-09-15. Each point is a trailing-30-day sum as the registry published it, not a daily rate. The axis is truncated to the range of the data with a break at its foot.

In words

x402.fairseal.io serves notarize, a POST endpoint that TOLL places in market data, listed in the Coinbase registry.

notarize is priced at 0.02 USDC on Base.

The request to notarize is a json body with the fields schema, metadata and payload_hash.

notarize accepts payment on Base, 2 options in all, all to one wallet.

notarize declares nothing about its output; validate flags that as advisory, not a verdict.

notarize answered the sweep of 2026-10-06 with a valid 402, as at every sweep since 2026-09-15.

notarize shares x402.fairseal.io with 4 other listed endpoints and is tied 3rd by calls with 1 other.

notarize takes 21% of the calls counted across x402.fairseal.io.

One payer accounts for all 7 calls to notarize over 30 days.

The last call to notarize came 4 days before the snapshot, 2026-10-03.

Closest in price to notarize within market data: q verdict resource at www.ax1.vc and activities smarttraders smartmoney at x402.sniperx.fun.

notarize is priced above 77% of comparable listings in market data.

Across market data, 9,879 endpoints carry counters and notarize out-counts 90% of them.

The payee wallet is shared by 6 listings across 2 hosts.

notarize declares exact and batch-settlement as payment schemes.

The price of notarize is declared by 778 other listings in market data too.

Payment options as declared

the payment options, as of 2026-10-07 05:57 UTC · method · pinnable

Every payment option declared on this listing
registry	network	asset	amount	scheme	pay to
Coinbase	eip155:8453	USDC	0.02 USDC	exact	0xBd5eB5…06ce28
Coinbase	eip155:8453	USDC	0.02 USDC	batch-settlement	0xBd5eB5…06ce28

Preflight checks at the last sweep

the checks, as of 2026-10-06 13:52 UTC · method · pinnableendpoint answered HTTP 402

bazaar.info.output · advisory, does not affect the verdict · output metadata is present (advisory)

Validation history, 90 days

Every sweep that observed this endpoint, newest first.

Validation observations over the last 90 days
observed, UTC	state	failed checks	sweep
2026-10-06 13:52 UTC	pass	1	daily-2026-10-06
2026-10-05 12:09 UTC	pass	1	daily-2026-10-05
2026-10-04 14:43 UTC	pass	1	daily-2026-10-04
2026-10-03 07:56 UTC	pass	1	daily-2026-10-03
2026-10-02 17:03 UTC	pass	1	daily-2026-10-02
2026-10-01 09:43 UTC	pass	1	daily-2026-10-01
2026-09-30 09:11 UTC	pass	1	daily-2026-09-30
2026-09-29 21:16 UTC	pass	1	daily-2026-09-29
2026-09-23 08:09 UTC	pass	1	daily-2026-09-23
2026-09-22 08:22 UTC	pass	1	daily-2026-09-22
2026-09-21 08:44 UTC	pass	1	daily-2026-09-21
2026-09-19 06:42 UTC	pass	1	daily-2026-09-19
2026-09-17 06:34 UTC	pass	1	daily-2026-09-17
2026-09-16 06:31 UTC	pass	1	daily-2026-09-16
2026-09-15 11:47 UTC	pass	1	new-2026-09-15T11-46-48-266Z

Registry presence

Presence in a registry, not liveness of the service (method). Newest first.

2026-09-15 11:42 UTClisted in Coinbase

Declared input and output, as listed

From the registry record, not validated by TOLL.the declared schema, as of 2026-10-03 12:54 UTC · method · live

The input and output block

{
  "input": {
    "body": {
      "schema": "agent_decision",
      "metadata": {
        "agent_id": "my-agent-v1",
        "decided_at": "2026-09-12T10:00:00Z",
        "input_hash": "a665a45920422f9d417e4867efdc4fb8a04a1f3fff1fa07e998e86f7f7a27ae3",
        "decision_hash": "b94f6f125c79e3a5ffaa826f584c10d52ada669e6762051b826b55776d05a3d7"
      },
      "payload_hash": "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"
    },
    "type": "http",
    "method": "POST",
    "bodyType": "json"
  },
  "output": null
}

What the listing says

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). Include Idempotency-Key header to prevent double-charges on retry.

the record, 2026-10-03 12:54 UTC · method · pinnable

As declared

POST
eip155:8453
USDC
exact
batch-settlement

Every tag is a field on the listing, not a keyword TOLL assigned.

Who is paid

0xBd5eB5…06ce28

Takes payment for 6 endpoints on 2 hosts.

Among Market data

counted above90%

of 9,879 that carry counters

cheaper than77%

of 9,875 with a comparable price

10,160 endpoints are in this category. 778 declare exactly this price.

the comparison, 2026-10-07 05:57 UTC · method · live

Nearest on price

q verdict resourcewww.ax1.vc0.02 USDCpass
activities smarttraders smartmoneyx402.sniperx.fun0.02 USDCpass
stonk alerts invokeapi.solenrich.com0.02 USDCpass
analytics makersapi.onesource.io0.02 USDCpass
analyzesvm402.com0.03 USDCpass

Same category, nearest declared price, one per payee wallet (method). the list, 2026-10-07 05:57 UTC · method · live

Elsewhere in the record

Cite this page

The pinned URL below renders this page from the snapshot of 2026-10-07 05:57 UTC and does not change; the live page does, every six hours. Data reuse is under CC BY 4.0 (terms).

Plain text

TOLL, "notarize on x402.fairseal.io", snapshot of 2026-10-07 05:57 UTC. https://tollindex.com/e/x402-fairseal-io-v1-notarize-e14a08/at/2026-10-07T05-57Z. Accessed [access date].

BibTeX

@misc{toll-e-x402-fairseal-io-v1-notarize-e14a08-2026-10-07T05-57Z,
  author = {TOLL},
  title = {notarize on x402.fairseal.io},
  howpublished = {\url{https://tollindex.com/e/x402-fairseal-io-v1-notarize-e14a08/at/2026-10-07T05-57Z}},
  year = {2026},
  month = {10},
  note = {Pinned view of the snapshot of 2026-10-07 05:57 UTC. Accessed [access date].}
}

Reports and replies about this endpoint

None yet. Anything submitted through the form below is published here with its outcome.

Report an error about notarize, or reply as the named seller