MCP VerifyThe rating layer for AI agents

agent-observatory-sensor.nolimit-observatory.workers.dev/s/doi-uri/mcp

Graded A by MCP Verify under grade/v1, sealed in snapshot REL-SNAP-084 on 27 October 2026. Recorded reachable in 47 of 47 observations since 11 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-038 to REL-SNAP-050, A from REL-SNAP-051 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
d426a11798b6d9a3…changed 2 times on the record
Name reported by the server
doi: URI suffix shape, value discardedself-reported, never used as identity
Registry names (not anchored)
io.github.sadri-dridi/doi-urias the registry listed it; not covered by the chain
First and last observed
11 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-084OK109 ms31d426a11798b6d9a3…
2026-10-26 09:24REL-SNAP-083OK55 ms31d426a11798b6d9a3…
2026-10-25 09:20REL-SNAP-082OK52 ms31d426a11798b6d9a3…
2026-10-24 09:19REL-SNAP-081OK45 ms31d426a11798b6d9a3…
2026-10-23 10:30REL-SNAP-080OK49 ms31d426a11798b6d9a3…
2026-10-22 10:06REL-SNAP-079OK52 ms31d426a11798b6d9a3…
2026-10-21 09:47REL-SNAP-078OK57 ms31d426a11798b6d9a3…
2026-10-20 10:15REL-SNAP-077OK48 ms31d426a11798b6d9a3…
Show all 47 observations
2026-10-19 10:26REL-SNAP-076OK67 ms31d426a11798b6d9a3…
2026-10-18 09:28REL-SNAP-075OK45 ms31d426a11798b6d9a3…
2026-10-17 09:26REL-SNAP-074OK54 ms31d426a11798b6d9a3…
2026-10-16 09:38REL-SNAP-073OK66 ms31d426a11798b6d9a3…
2026-10-15 09:42REL-SNAP-072OK46 ms31d426a11798b6d9a3…
2026-10-14 09:49REL-SNAP-071OK62 ms31d426a11798b6d9a3…
2026-10-13 09:50REL-SNAP-070OK54 ms31d426a11798b6d9a3…
2026-10-12 10:32REL-SNAP-069OK54 ms31d426a11798b6d9a3…
2026-10-11 09:24REL-SNAP-068OK75 ms31d426a11798b6d9a3…
2026-10-10 09:26REL-SNAP-067OK48 ms31d426a11798b6d9a3…
2026-10-09 09:29REL-SNAP-066OK48 ms31d426a11798b6d9a3…
2026-10-08 09:40REL-SNAP-065OK84 ms31d426a11798b6d9a3…
2026-10-07 09:51REL-SNAP-064OK64 ms31d426a11798b6d9a3…
2026-10-06 09:26REL-SNAP-063OK49 ms31d426a11798b6d9a3…
2026-10-05 10:15REL-SNAP-062OK45 ms31d426a11798b6d9a3…
2026-10-04 09:41REL-SNAP-061OK51 ms31d426a11798b6d9a3…
2026-10-03 09:35REL-SNAP-060OK43 ms31d426a11798b6d9a3…
2026-10-02 09:32REL-SNAP-059OK44 ms31d426a11798b6d9a3…
2026-10-01 09:36REL-SNAP-058OK46 ms31d426a11798b6d9a3…
2026-09-30 10:00REL-SNAP-057OK43 ms31d426a11798b6d9a3…
2026-09-29 09:56REL-SNAP-056OK46 ms31d426a11798b6d9a3…
2026-09-28 10:08REL-SNAP-055OK47 ms31d426a11798b6d9a3…
2026-09-27 09:54REL-SNAP-054OK43 ms31d426a11798b6d9a3…
2026-09-26 09:41REL-SNAP-053OK47 ms31d426a11798b6d9a3…
2026-09-25 10:05REL-SNAP-052OK53 ms31d426a11798b6d9a3…
2026-09-24 10:08REL-SNAP-051OK57 ms31d426a11798b6d9a3…
2026-09-23 10:13REL-SNAP-050OK55 ms31e92f9bd68414a2ed…
2026-09-22 09:52REL-SNAP-049OK44 ms307c8a843d7286d037…
2026-09-21 09:36REL-SNAP-048OK52 ms307c8a843d7286d037…
2026-09-20 09:54REL-SNAP-047OK46 ms307c8a843d7286d037…
2026-09-19 09:39REL-SNAP-046OK82 ms307c8a843d7286d037…
2026-09-18 09:53REL-SNAP-045OK42 ms307c8a843d7286d037…
2026-09-17 10:03REL-SNAP-044OK45 ms307c8a843d7286d037…
2026-09-16 10:19REL-SNAP-043OK46 ms307c8a843d7286d037…
2026-09-15 09:54REL-SNAP-042OK45 ms307c8a843d7286d037…
2026-09-14 10:05REL-SNAP-041OK48 ms307c8a843d7286d037…
2026-09-13 10:01REL-SNAP-040OK59 ms307c8a843d7286d037…
2026-09-12 09:34REL-SNAP-039OK42 ms307c8a843d7286d037…
2026-09-11 09:42REL-SNAP-038OK50 ms307c8a843d7286d037…

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/doi-uri/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.