OpenTechnical

OT-2026-000085664

Publication integrity record

Three bellows cup vacuum gripper, three zone face, single stage ejector, sustained blow-off before set-down

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-2026-000085664) never changes.

Identity and time

Publication numberOT-2026-000085664 · never reused
Internal UUID01a0ae99-aaad-7942-821b-3f7ed36b70bc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085664
StatusPUBLIC

Content hashes

Canonical text6d52c64a602bac36f2d95929f4aa030215cbe7a68070b8e287b93cbfb5d4146b
Markdown6abea8e1844555aafc105a56bd9e239564fbc9edcabe8bed591077708a2daf36
PDF
Publication page189c5d16a4a810d8202cfdf664fadaf384a03c1b51365afc832a54fb52012547
Manifest6f959f2f27dd10fe8a8edf98927b9ca52571468753a26c08ee845dad0b619220

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
Signature9iHagGizj+hBzTAjSHaZ7gP/gZDlauCW/7nX7Xq1R736iwjEORpbG1GAYIsgVzN/9Rl5aCrsvZPUPje+RB8bAw==
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

2026-09-17T09:54:33.394889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085664
observed 189c5d16a4a810d8202cfdf664fadaf3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.376968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085664/manifest.json
observed 6f959f2f27dd10fe8a8edf98927b9ca5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.359985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085664/publication.md
observed 6abea8e1844555aafc105a56bd9e2395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:33.342046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085664/publication.txt
observed 6d52c64a602bac36f2d95929f4aa0302...
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.