OpenTechnical

OT-2026-000094069

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000094069) never changes.

Identity and time

Publication numberOT-2026-000094069 · never reused
Internal UUID01a0ae9e-92ca-7535-b575-4f1618ea6fa4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094069
StatusPUBLIC

Content hashes

Canonical text6979f15844efcd624657fc3c423094c7f566448d6eb155f172afe47365ac072d
Markdown2784aed1a15d5e8dd2fc5b565e8917bd28d18eedd26e8586c70f6b422c587f4d
PDF
Publication page54408d625054a075bb6c6d6843a510977b136ee8a6ad8ba505df8e9218bd5981
Manifest987914f907a881a49eb29db4ff66331d5a806a16f1312cc0cd8262afdafb1ace

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
SignaturexhWQ5MEKN05xQ8st/4yiKZkhhvi6yteyPX1Z7HFQJEfU73ALpiZyJ4qbJzsD/ecxjSrmZ8JHK0wE/2s9FbRJAg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:38:29.732410ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094069
observed 54408d625054a075bb6c6d6843a51097...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.712922ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094069/manifest.json
observed 987914f907a881a49eb29db4ff66331d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.692570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094069/publication.md
observed 2784aed1a15d5e8dd2fc5b565e8917bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:29.673842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094069/publication.txt
observed 6979f15844efcd624657fc3c423094c7...
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.