OpenTechnical

OT-2026-000083516

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000083516) never changes.

Identity and time

Publication numberOT-2026-000083516 · never reused
Internal UUID01a0ae98-0415-7957-8a6d-6c7ca15b36b3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083516
StatusPUBLIC

Content hashes

Canonical textf192ed165a9778c6717e17a72865f7a30919b2e3ce299afa7608e1614c09db9e
Markdown025256593773651198fd6ae70937b3d0149a3b877e580eae57a98b503c3114f2
PDF
Publication paged9c422fea7e060f7d9af8e23e0dbfa158b1e9f2cd4af42b1c1d774eb8f2e7a28
Manifestef08a6e7f1fae97b8a211ebb37993f15a893d3bc10e7f7456d1b91b43c2677cb

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
Signature4XpaTLYsCMWKTA50Ptlv1NDjd7DZSdUD4ZxAWuqrfllPWxBntnE8x7YK5LZdh9OaSD07fj1aSmpbPE3jTGvnCA==
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

2026-09-17T09:56:29.669522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083516
observed d9c422fea7e060f7d9af8e23e0dbfa15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:29.651750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083516/manifest.json
observed ef08a6e7f1fae97b8a211ebb37993f15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:29.635124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083516/publication.md
observed 025256593773651198fd6ae70937b3d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:29.618997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083516/publication.txt
observed f192ed165a9778c6717e17a72865f7a3...
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.