OpenTechnical

OT-2026-000076104

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented 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-2026-000076104) never changes.

Identity and time

Publication numberOT-2026-000076104 · never reused
Internal UUID01a0ae94-6a6e-7c1d-8291-94fdbd26b53d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076104
StatusPUBLIC

Content hashes

Canonical text63b2fe8f2018e648034863052e4a6f3c106ab01e4460aeb18b75b4b892d53e46
Markdowndd66a0bbae1f061d8c6ae68cdebde0cb605e7351bc50226a8a846a055c7bd619
PDF
Publication pagec271f06efabd5e8848ab46659c4b1012176038298e163d196257c2de53700ba0
Manifestda04ba420111f30d77fd122a606338d441c14517082a7f1a01f65629cc3411e1

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
SignatureSk2yP1q3opHlrZWsurvD/p07XTRdWXIhnsZtggZV2yhltkaCPFKUFxIhvWaxgKjJW2nKZqs0cI7oaV82Kk2cBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:11:00.495929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076104
observed c271f06efabd5e8848ab46659c4b1012...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:00.474807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076104/manifest.json
observed da04ba420111f30d77fd122a606338d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:00.457175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076104/publication.md
observed dd66a0bbae1f061d8c6ae68cdebde0cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:00.298541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076104/publication.txt
observed 63b2fe8f2018e648034863052e4a6f3c...
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.