OpenTechnical

OT-2026-000040243

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000040243) never changes.

Identity and time

Publication numberOT-2026-000040243 · never reused
Internal UUID01a0ae79-26ff-76d5-83ab-0b5550231805 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040243
StatusPUBLIC

Content hashes

Canonical textd5231ecb4bbbef9e50c162068ee94aaf3d6466274e98948201abf1d722c656c5
Markdown0883654fbc9d91a184e42b2713e457387828575f3415e6c82117a16c3992744a
PDF
Publication page6000da4d1702c0f36357d91228ed942e6b289b1dd03260f466195844a1202f36
Manifesta747c6ea816491df9cd2f1d13c58448bd2a454c61d4c88bc18d5dfd0bf4e4f22

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
SignaturePEoKwF+QKSSaIpN7ezfuOnMMovSLqzsiDe1uVd+RYvJIDFeEGhmYvvWs9WCmiDrxONuUoow5VulpnH5XD/41CA==
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

2026-09-17T11:19:08.223150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040243
observed 6000da4d1702c0f36357d91228ed942e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.206370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040243/manifest.json
observed a747c6ea816491df9cd2f1d13c58448b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.189111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040243/publication.md
observed 0883654fbc9d91a184e42b2713e45738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:08.171623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040243/publication.txt
observed d5231ecb4bbbef9e50c162068ee94aaf...
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.