OpenTechnical

OT-2026-000035854

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off after 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-2026-000035854) never changes.

Identity and time

Publication numberOT-2026-000035854 · never reused
Internal UUID01a0ae76-b4c9-7516-86a0-24e9bf678291 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035854
StatusPUBLIC

Content hashes

Canonical textc3f90aab2392c1081a6aa0edfdf90b0d68208ba37a726eb1c2e84012c88a901a
Markdown8b282edc40a495c134f8beface58edb59fb4e17ccbb92deb06e5ae439bb198f1
PDF
Publication pagef0319935f3ae393e7fe7688be57682b8decc7a2767cd4018d271da189ca0fbce
Manifestea5ea308a55c70e7aa6ab8042520b061eb3bca09651e8c1e2d5d2b223797e4a7

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
SignatureNAJ3G+cdQ42zs/A/UlQz4BC7kP2z6KSuhFaU82qULxxDADxPnO0z0fEll+WTkkhy/Wv015JcUTEeZ8a5jGZ5Dg==
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

2026-09-17T11:27:35.207284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035854
observed f0319935f3ae393e7fe7688be57682b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.189397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035854/manifest.json
observed ea5ea308a55c70e7aa6ab8042520b061...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.159587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035854/publication.md
observed 8b282edc40a495c134f8beface58edb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:35.128142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035854/publication.txt
observed c3f90aab2392c1081a6aa0edfdf90b0d...
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.