OpenTechnical

OT-2026-000037616

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000037616) never changes.

Identity and time

Publication numberOT-2026-000037616 · never reused
Internal UUID01a0ae77-b8cf-7ed2-be1d-baab6ba71815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037616
StatusPUBLIC

Content hashes

Canonical texte7977e38aa962a7add8fbef2fca28e69ad13ab4476233ca903ef538a13c6bc74
Markdown333f62f3178705c4b701d82a432d6417b8e35c21cff6ace90535440e038a9484
PDF
Publication page109014d94f97c9694d08e1587fb76065c78b2eca87e39aaef8b7b496f71ada98
Manifest2882e2bb5023931af33d835e21b24417a8217129d8854155380562d08e644fea

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature/+cDOimSLHds2JaHFiaOPFAJb32rIec2d57WrlEtK2hXX85NFhEHgfSG8aoAq0dzHsIwPd37/wU2CtraPDUKAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:10.446369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037616
observed 109014d94f97c9694d08e1587fb76065...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:10.428502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037616/manifest.json
observed 2882e2bb5023931af33d835e21b24417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:10.410048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037616/publication.md
observed 333f62f3178705c4b701d82a432d6417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:10.392642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037616/publication.txt
observed e7977e38aa962a7add8fbef2fca28e69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.