Discover / checksum.openverbs.com

Adler-32

Not checked

Adler-32 checksum (as used by zlib) over the input payload. Faster than CRC-32 but weaker for short inputs. Returns the checksum as an unsigned integer and 8-digit hex. Non-cryptographic.

Listed price
$0.002
Challenge detected
1 of the last check
Median response
238 ms
Last checked
14 Oct, 21:21 UTC
In our index since
14 Oct 2026

Endpoint

curl -i https://checksum.openverbs.com/v1/adler32
# 402 Payment Required: pay with an x402 client (USDC on Base),
# then send the same request again with the payment attached.

Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/checksum.openverbs.com

Recent checks

14 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.14 Oct 2026
All 1 checks
When (UTC)ResultHTTPResponse
14 Oct, 21:21 UTCChallenge detected402238ms

Questions

Did our last probe detect a payment challenge?

At our last probe on 14 Oct, 21:21 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 Adler-32?

Its listed price is $0.002.

What payment terms does Adler-32 advertise?

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

Where is Adler-32 listed?

In x402 Bazaar. Superstables first indexed it on 14 Oct 2026.

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