OpenTechnical

OT-2026-000083286

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, vented after set-down

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-2026-000083286) never changes.

Identity and time

Publication numberOT-2026-000083286 · never reused
Internal UUID01a0ae97-c963-7786-b15b-153aeb90e57c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083286
StatusPUBLIC

Content hashes

Canonical texte07c75af23769ef88444ec1d99ee8807b4a1a89f2a98a045ea886c5436bcd1cf
Markdown95d0d055cd3f192df451a8917d057233edf54fc2db99d5658445b8507becee20
PDF
Publication page76d0cfa0ef976aa800c728cd07e6e945e4a1a0116302925f4df3a35602e8cf86
Manifest2e6c5d5aee1f2ca4afccbda812c8548f2d110929637a3b026cc8e52e5e7ee54a

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
SignaturedfW/EMCYOE+wMo99mZVFyzVhSSmVZU1LAn/515ca1S6Z9vQW+qUIPldBnsxftsPJx8Nq4LPQi233zWP7b2zyBw==
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

2026-09-17T09:01:25.681591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083286
observed 76d0cfa0ef976aa800c728cd07e6e945...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:25.653322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083286/manifest.json
observed 2e6c5d5aee1f2ca4afccbda812c8548f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:25.634173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083286/publication.md
observed 95d0d055cd3f192df451a8917d057233...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:25.363556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083286/publication.txt
observed e07c75af23769ef88444ec1d99ee8807...
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.