OpenTechnical

OT-2026-000036631

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000036631) never changes.

Identity and time

Publication numberOT-2026-000036631 · never reused
Internal UUID01a0ae77-46e7-7813-b86f-67ff761b883e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036631
StatusPUBLIC

Content hashes

Canonical text7718e4da053077d0760502fe43f7f81914b053ba97de22d9bf332141a4eb76c7
Markdown241a1c70e4682a83b081cf24576478e7d98cd59de24182231f9f1a47da97da27
PDF
Publication page68eca1e89092537b6723646f1d601124ddc6b3353a7efaa414f7ad9c98964643
Manifest3db4320723397db6181c6ac1ece87dc9fa322eeb9183e3164076dbbc1bef4905

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
SignatureHR7GEZVxU73KOD7upPKsUO8Nk/5upodBWEeF0Dh7RNuxgqsMqg6sixFNHSl68fy1/N9Skip/+qNirOYm6X11BA==
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

2026-09-17T11:25:58.529594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036631
observed 68eca1e89092537b6723646f1d601124...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.513325ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036631/manifest.json
observed 3db4320723397db6181c6ac1ece87dc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.495850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036631/publication.md
observed 241a1c70e4682a83b081cf24576478e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:58.478101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036631/publication.txt
observed 7718e4da053077d0760502fe43f7f819...
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.