Discover / twin.unykorn.org

One Bitcoin block by hash

■ Challenge detected

ABI-decode return data against declared types — Genesis402 / UnyKorn Operator Network

Listed price
$0.003
Challenge detected
6 of the last 10 checks
Median response
380 ms
Last checked
17 Oct, 18:25 UTC
In our index since
26 Sept 2026

Endpoint

curl -i https://twin.unykorn.org/abi-decode
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.
368 listed endpoints · on x402 Bazaar

Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.

Base URLhttps://twin.unykorn.org

  • POST/csv-to-json$0.003Parse CSV into JSON rows — Genesis402 / UnyKorn Operator Network
  • POST/evm-code$0.003Is this address a contract or an externally-owned account — Genesis402 / UnyKorn Operator Network
  • POST/evm-logs$0.006Event logs filtered by contract, topic and block range — Genesis402 / UnyKorn Operator Network
  • POST/web/unshorten$0.003Expand short links and show the full redirect chain — Genesis402 / UnyKorn Operator Network
  • POST/price/polkadot$0.003Polkadot (DOT) price in USD now, with 24h and 7d change — Genesis402 / UnyKorn Operator Network
  • POST/research/wikidata-search$0.003Wikidata entity search (find the Q-id for any person, company, place, thing) — Genesis402 / UnyKorn Operator Network
  • POST/evm-tx-by-index$0.003The Nth transaction in a block — Genesis402 / UnyKorn Operator Network
  • POST/web/whois$0.003Domain WHOIS/RDAP: registrar, created, expires, age, status, nameservers, DNSSEC — Genesis402 / UnyKorn Operator Network
  • POST/records/fx-rates$0.003Foreign-exchange reference rates (ECB) for 30+ currencies — Genesis402 / UnyKorn Operator Network
  • POST/proveNo price listedSigned receipt (genesis402-receipt-v1) — Genesis402 / UnyKorn Operator Network
  • POST/erc20-balance$0.003ERC20 token balance for one holder — Genesis402 / UnyKorn Operator Network
  • POST/research/isbn$0.003ISBN lookup: title, publisher, date, pages — Genesis402 / UnyKorn Operator Network
  • POST/erc165-supports$0.003Does a contract declare support for an ERC165 interface — Genesis402 / UnyKorn Operator Network
  • POST/hash-blake2s256$0.003BLAKE2s-256 digest of text or raw bytes — Genesis402 / UnyKorn Operator Network
  • POST/research/wikidata-entity$0.003Structured facts about an entity from Wikidata (founders, HQ, CEO, website, ticker, inception...) — Genesis402 / UnyKorn Operator Network
  • POST/contract-paused$0.003Is a Pausable contract currently paused — Genesis402 / UnyKorn Operator Network
  • POST/evm-block$0.003Block header by number, with age and gas utilisation worked out — Genesis402 / UnyKorn Operator Network
  • POST/decode-base64$0.003Decode base64 or base64url to bytes and text — Genesis402 / UnyKorn Operator Network

A dash means the listing gives no price or method. Copy buttons copy the full URL.

Showing 18 of 368 listed endpoints. First endpoints

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/twin.unykorn.org

Recent checks

4 Oct 2026One bar per check, showing up to 20 recent checks. Coloured bars show relative response time, with a minimum visible height; full-height grey bars mean no challenge was detected. “Challenge detected” means HTTP 402 or another detected payment-challenge signal.17 Oct 2026
All 10 checks
When (UTC)ResultHTTPResponse
17 Oct, 18:25 UTCChallenge detected402419ms
16 Oct, 18:49 UTCChallenge detected40299ms
15 Oct, 14:11 UTCChallenge detected402810ms
14 Oct, 08:45 UTCChallenge detected402340ms
12 Oct, 22:31 UTCNo challenge detected200181ms
11 Oct, 00:15 UTCNo challenge detected200127ms
9 Oct, 15:32 UTCNo challenge detected200225ms
8 Oct, 09:33 UTCNo challenge detected200181ms
7 Oct, 03:32 UTCChallenge detected402621ms
4 Oct, 05:04 UTCChallenge detected40275ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 17 Oct, 18:25 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.

What price is recorded for One Bitcoin block by hash?

Its listed price is $0.003.

What payment terms does One Bitcoin block by hash advertise?

The listing advertises x402, Base, Polygon, Solana, Stellar, Xrpl, USDC and XRP. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.

Where is One Bitcoin block by hash listed?

In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.

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