OpenTechnical

OT-2026-000083468

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000083468) never changes.

Identity and time

Publication numberOT-2026-000083468 · never reused
Internal UUID01a0ae97-c965-7b57-af69-c6e5ead467c1 · 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-2026-000083468
StatusPUBLIC

Content hashes

Canonical textef9fcf673b58ff26774cf5afc44d776a499f75031e7bbd83f36d3fd6f4e44085
Markdown3e4718fee393049d41f771cedf349d9459ca40fa087a2730f9ec057bbcb0d5fe
PDF
Publication page927e144d6821f5443f00ea5ec807ffe03e43cd509ab6897c5674bbfd7eb20385
Manifest06797e221208cd8d8606677ca5ee08fb7b6ee9465017ec645809656adead9763

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
Signature52Q0r+rMFH7jZp96x+Eq1iCeHXcYH8Gk3G8lbnMszCxizP0KaKFLBpwC2J8bWTJkcaVz4a2qtYfprJhks6kvBQ==
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

2026-09-17T09:57:53.380512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083468
observed 927e144d6821f5443f00ea5ec807ffe0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:53.365183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083468/manifest.json
observed 06797e221208cd8d8606677ca5ee08fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:53.348258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083468/publication.md
observed 3e4718fee393049d41f771cedf349d94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:53.332238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083468/publication.txt
observed ef9fcf673b58ff26774cf5afc44d776a...
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.