OpenTechnical

OT-2026-000083014

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000083014) never changes.

Identity and time

Publication numberOT-2026-000083014 · never reused
Internal UUID01a0ae97-c961-7b0b-b0d7-eee2d1b9e31e · 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-2026-000083014
StatusPUBLIC

Content hashes

Canonical textefd6a2b2d787edb447abfdcd39bbff02edf420387479e86beb76b903171ff2a4
Markdown94ab7849aa3fa9dc28bdc0d93206b7031f4b00b7a3279badd7abe340a1501d96
PDF
Publication page3e8b15757b397683c2a598e972289c8b39cdbfcce44b5a57862698267fb9a77d
Manifeste3ee005ec3cd89a8bc2c02a0f2b862ffe57cfb9f8e55081358d94b0e98533ce2

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
SignaturesSnrSXlNaIWsemlwCS27ZH7D7Mi9qcX0cqyiqJmnsIb2E2HpRsxY0G1GjNPOlAgZa2MncT9RdCTPok+dTOxOBQ==
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

2026-09-17T09:00:18.118577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083014
observed 3e8b15757b397683c2a598e972289c8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:18.099339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083014/manifest.json
observed e3ee005ec3cd89a8bc2c02a0f2b862ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:18.082339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083014/publication.md
observed 94ab7849aa3fa9dc28bdc0d93206b703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:18.061104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083014/publication.txt
observed efd6a2b2d787edb447abfdcd39bbff02...
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.