OpenTechnical

OT-2026-000014298

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000014298) never changes.

Identity and time

Publication numberOT-2026-000014298 · never reused
Internal UUID01a0ae6d-b279-75a7-afb6-b00f9651bb02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014298
StatusPUBLIC

Content hashes

Canonical text766314b03eea28c7883b1a61ddabba24364371ddbbf3c08bbbd54e101d357a24
Markdown68fe9e9589c13e40085111427e950545d42b0c66e12d1a3e35ea50c045cb0b4d
PDF
Publication page4723a4d4b94b213c5853b926cd5a61c3a7b4b600f47cd9e42a699e28c75e8090
Manifest3d10538c56ec1e6b851d88368de7f3cfb6ea1d994b80f2900aad98bdd1552a7b

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
SignaturepYr8GdUoq4tiNRA/Lx1flJloMnMmbrmES0ZCiLHqrDYHOJcz8ePCoJPdBAvQi8AipFdyhjtHQYAe+9T/ERM4AA==
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

2026-09-17T12:07:31.174776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014298
observed 4723a4d4b94b213c5853b926cd5a61c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:31.155782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014298/manifest.json
observed 3d10538c56ec1e6b851d88368de7f3cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:31.137955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014298/publication.md
observed 68fe9e9589c13e40085111427e950545...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:31.118549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014298/publication.txt
observed 766314b03eea28c7883b1a61ddabba24...
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.