OpenTechnical

OT-2026-000033329

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, pulsed blow-off 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-2026-000033329) never changes.

Identity and time

Publication numberOT-2026-000033329 · never reused
Internal UUID01a0ae75-8980-7797-bf6b-658d69d178f8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033329
StatusPUBLIC

Content hashes

Canonical text56d3d25e330ed6fdcea8e43a90b6884991646e40d0b82158cff85120b73f1aa9
Markdown832a38dffc4ac962ceb8c7d222198d82d80525b42f3790615e4419192d3e99f1
PDF
Publication page44312da372736a1a67285b5ccabd75c6f9a7ef99c635b3e18cfc26c541e65f5b
Manifest4f98b267ea0828856b2996075c060bfb410b2340e2e450476fb2b88cee9957f1

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
Signature5h7n7jZ3oGJAm4QGqG4dogJqEJvUMARw1MVMIjLfPYLQ3G3gLJQ38jjKFSe+hrBXpF1mNWVf9SyyauuH/x/bAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:04.955127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033329
observed 44312da372736a1a67285b5ccabd75c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.938925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033329/manifest.json
observed 4f98b267ea0828856b2996075c060bfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.919572ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033329/publication.md
observed 832a38dffc4ac962ceb8c7d222198d82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.897931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033329/publication.txt
observed 56d3d25e330ed6fdcea8e43a90b68849...
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.