OpenTechnical

OT-2026-000083986

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000083986) never changes.

Identity and time

Publication numberOT-2026-000083986 · never reused
Internal UUID01a0ae98-0419-7da4-b6fc-471e1022fbcc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083986
StatusPUBLIC

Content hashes

Canonical text163e45689c869d333e065142c70ec34850d7e5b3b750fd305201be69cd289356
Markdowna39713a811c807c20bbff342a3466bf42e3895f4c6396585c2475473ce70bb8b
PDF
Publication page85ea85b70d92b2d56c8cdc03b0410718723cc1ae5f9068e3e814c6b7f57ab34e
Manifest97bea44822b192e61c9956b7f4dc557c2a704b7b7f53e8f7b01bbfefd48338a8

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
Signature3BOZJD8xl+p43reMaAebmHfHG6h5H7g8n4J/rhVRCRf2tkVhAtHW+zi7h3TUDCWoXlJCnZTjhpY6SnuXIepIBA==
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

2026-09-17T10:00:31.218782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986
observed 85ea85b70d92b2d56c8cdc03b0410718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:31.194770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986/manifest.json
observed 97bea44822b192e61c9956b7f4dc557c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:31.170016ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986/publication.md
observed a39713a811c807c20bbff342a3466bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:31.150120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986/publication.txt
observed 163e45689c869d333e065142c70ec348...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.440993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986
observed 85ea85b70d92b2d56c8cdc03b0410718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.425372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986/manifest.json
observed 97bea44822b192e61c9956b7f4dc557c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.409116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986/publication.md
observed a39713a811c807c20bbff342a3466bf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:40.393446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083986/publication.txt
observed 163e45689c869d333e065142c70ec348...
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.