OpenTechnical

OT-2026-000083226

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two 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-2026-000083226) never changes.

Identity and time

Publication numberOT-2026-000083226 · never reused
Internal UUID01a0ae97-c963-76af-902e-4e5fd5518654 · 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-2026-000083226
StatusPUBLIC

Content hashes

Canonical textc010b90b90fc4f959145e1624cb221bc9aa036162e0c182afde363331131d531
Markdown654d02162bd91c37ea4e081242410a01d63aecb5a20e0764f4c58fa8a8164e6c
PDF
Publication paged4407a8bd7a988e10ba966346fb5c54f190ce3617ffc92b5348de0b7854c8cbd
Manifeste7b05087d5fdfe9c61d5c65fed189ded3fef38411401628304ba8d8214c3a065

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
SignaturezHnWg1aOe3SDxPx8ImRmB7Q0fFHFrTtn5YSn+iSlg2x9jerszT1a6ude7EP8Wl3IZn4nwDKdsOrekmdjqJDjBA==
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

2026-09-17T09:01:09.842538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083226
observed d4407a8bd7a988e10ba966346fb5c54f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:09.822717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083226/manifest.json
observed e7b05087d5fdfe9c61d5c65fed189ded...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:09.682378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083226/publication.md
observed 654d02162bd91c37ea4e081242410a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:09.602212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083226/publication.txt
observed c010b90b90fc4f959145e1624cb221bc...
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.