OpenTechnical

OT-2026-000032793

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000032793) never changes.

Identity and time

Publication numberOT-2026-000032793 · never reused
Internal UUID01a0ae75-4841-736e-ba6f-06b968b3564e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032793
StatusPUBLIC

Content hashes

Canonical texta5c970eaa901208072fc6bb3052f3c636f4da725e3d4026713aac22a7589ede4
Markdownb708bb035dc030f1f2331e22415bac34579f15ee434ae3f423002c09682586d6
PDF
Publication page0e0e049ae647fb95c552f5dd4512b92affc8bbf352ed6dd6d5aafad0389d96c3
Manifest7614ce8c858402d5dd445828b2ffb003fe668f4719c5bfca3044130d89ac9804

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
SignatureejlnaOQfmOwXlGLM2oZwtcRS3FHbbu3J0GLvQIY6n6sScZTATvZ6plbu4DirMJjdHFLDyUdHIqdxcoLb6+KlDg==
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

2026-09-17T11:32:14.277838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032793
observed 0e0e049ae647fb95c552f5dd4512b92a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.261108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032793/manifest.json
observed 7614ce8c858402d5dd445828b2ffb003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.242994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032793/publication.md
observed b708bb035dc030f1f2331e22415bac34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:14.225124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032793/publication.txt
observed a5c970eaa901208072fc6bb3052f3c63...
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.