MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/siphash-len/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 48 of 48 observations since 10 September 2026.

The record behind itOne mark per snapshot, and every grade sealed along the way.

grade/v1
sealed in REL-SNAP-084

Sealed grades: UNGRADED from REL-SNAP-037 to REL-SNAP-049, A from REL-SNAP-050 to REL-SNAP-084.

  • Reachable
  • Reachable, asked to sign in or pay
  • Not reachable
  • Not observed
Transport
streamable-http
Tools listed
31
Tool schema fingerprint
3d2cd595efd53ead…changed 2 times on the record
Name reported by the server
SipHash hex length, input discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/siphash-lenas the registry listed it; not covered by the chain
First and last observed
10 Sep 2026 to 27 Oct 2026

Observations

Newest first. Each row is a separate look, not a summary.

Observed (UTC)SnapshotRecorded asLatencyToolsTool schema
2026-10-27 09:23REL-SNAP-084OK52 ms313d2cd595efd53ead…
2026-10-26 09:23REL-SNAP-083OK55 ms313d2cd595efd53ead…
2026-10-25 09:19REL-SNAP-082OK86 ms313d2cd595efd53ead…
2026-10-24 09:18REL-SNAP-081OK49 ms313d2cd595efd53ead…
2026-10-23 10:29REL-SNAP-080OK70 ms313d2cd595efd53ead…
2026-10-22 10:05REL-SNAP-079OK32 ms313d2cd595efd53ead…
2026-10-21 09:46REL-SNAP-078OK61 ms313d2cd595efd53ead…
2026-10-20 10:15REL-SNAP-077OK57 ms313d2cd595efd53ead…
Show all 48 observations
2026-10-19 10:26REL-SNAP-076OK47 ms313d2cd595efd53ead…
2026-10-18 09:27REL-SNAP-075OK60 ms313d2cd595efd53ead…
2026-10-17 09:26REL-SNAP-074OK56 ms313d2cd595efd53ead…
2026-10-16 09:37REL-SNAP-073OK47 ms313d2cd595efd53ead…
2026-10-15 09:42REL-SNAP-072OK49 ms313d2cd595efd53ead…
2026-10-14 09:48REL-SNAP-071OK57 ms313d2cd595efd53ead…
2026-10-13 09:50REL-SNAP-070OK55 ms313d2cd595efd53ead…
2026-10-12 10:31REL-SNAP-069OK96 ms313d2cd595efd53ead…
2026-10-11 09:24REL-SNAP-068OK46 ms313d2cd595efd53ead…
2026-10-10 09:25REL-SNAP-067OK47 ms313d2cd595efd53ead…
2026-10-09 09:28REL-SNAP-066OK52 ms313d2cd595efd53ead…
2026-10-08 09:39REL-SNAP-065OK47 ms313d2cd595efd53ead…
2026-10-07 09:50REL-SNAP-064OK44 ms313d2cd595efd53ead…
2026-10-06 09:25REL-SNAP-063OK48 ms313d2cd595efd53ead…
2026-10-05 10:14REL-SNAP-062OK46 ms313d2cd595efd53ead…
2026-10-04 09:41REL-SNAP-061OK57 ms313d2cd595efd53ead…
2026-10-03 09:34REL-SNAP-060OK42 ms313d2cd595efd53ead…
2026-10-02 09:31REL-SNAP-059OK51 ms313d2cd595efd53ead…
2026-10-01 09:35REL-SNAP-058OK52 ms313d2cd595efd53ead…
2026-09-30 09:59REL-SNAP-057OK42 ms313d2cd595efd53ead…
2026-09-29 09:55REL-SNAP-056OK43 ms313d2cd595efd53ead…
2026-09-28 10:08REL-SNAP-055OK45 ms313d2cd595efd53ead…
2026-09-27 09:54REL-SNAP-054OK246 ms313d2cd595efd53ead…
2026-09-26 09:41REL-SNAP-053OK49 ms313d2cd595efd53ead…
2026-09-25 10:04REL-SNAP-052OK49 ms313d2cd595efd53ead…
2026-09-24 10:08REL-SNAP-051OK43 ms313d2cd595efd53ead…
2026-09-23 10:12REL-SNAP-050OK46 ms314d8655bfb618af9a…
2026-09-22 09:51REL-SNAP-049OK48 ms303fcc8cb67a1ea9d2…
2026-09-21 09:35REL-SNAP-048OK47 ms303fcc8cb67a1ea9d2…
2026-09-20 09:54REL-SNAP-047OK53 ms303fcc8cb67a1ea9d2…
2026-09-19 09:38REL-SNAP-046OK44 ms303fcc8cb67a1ea9d2…
2026-09-18 09:52REL-SNAP-045OK50 ms303fcc8cb67a1ea9d2…
2026-09-17 10:02REL-SNAP-044OK49 ms303fcc8cb67a1ea9d2…
2026-09-16 10:18REL-SNAP-043OK42 ms303fcc8cb67a1ea9d2…
2026-09-15 09:54REL-SNAP-042OK45 ms303fcc8cb67a1ea9d2…
2026-09-14 10:04REL-SNAP-041OK58 ms303fcc8cb67a1ea9d2…
2026-09-13 10:00REL-SNAP-040OK52 ms303fcc8cb67a1ea9d2…
2026-09-12 09:33REL-SNAP-039OK47 ms303fcc8cb67a1ea9d2…
2026-09-11 09:41REL-SNAP-038OK47 ms303fcc8cb67a1ea9d2…
2026-09-10 09:42REL-SNAP-037OK47 ms303fcc8cb67a1ea9d2…

Checking this record

Each observation above is a leaf of the merkle root published with its snapshot. A proof shows a record is in the archive. It does not show the measurement is correct.

Latest root, REL-SNAP-084

ed182ac44848117a98c9536eabbd63d33a756c4db072812094c742e3fa1fdef6

Published at

gist.github.com/181cc5f4834e0a4f812acde9a5efdb95

Is agent-observatory-sensor.nolimit-observatory.workers.dev/s/siphash-len/mcp reliable?
Its sealed grade is A (grade/v1, sealed in REL-SNAP-084). Grades run from A to F by how consistently an endpoint was recorded reachable. A grade describes the record; it is not a guarantee.
When was it last checked?
27 October 2026, in snapshot REL-SNAP-084, where it was recorded as OK.
Has its tool list changed?
Yes. Its tool schema fingerprint changed 2 times on the record. Each change is dated in the observations below.