OpenTechnical

OT-2026-000014629

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000014629) never changes.

Identity and time

Publication numberOT-2026-000014629 · never reused
Internal UUID01a0ae6d-d093-7b53-b3ef-9cef5d966223 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014629
StatusPUBLIC

Content hashes

Canonical text9e567455f8f397dee2ad2b901938727c943f5dd2325beb6f7387d9acf6960285
Markdowne5764f6ee924c24d6895896eb119bd3ce4c816231df8b4bdd9df2a206e78caad
PDF
Publication page7c82d534dc37f5374647d0fbfa955c4c0622301724f4359ab8249e7fd805e175
Manifestaaa13ce45c1225602fa2a1ce9bbffcd6a67edf5a210c4c821f05de53ea8800de

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
SignatureTRAcEKcLkjSdfggb0TrUYzhCJnB8pPOPfRb2xi59y1S4JjWN18jIRTmAS3ZrcOZ3FE+lf0SCDr3cCAsCKU47Dg==
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

2026-09-17T12:06:26.672810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014629
observed 7c82d534dc37f5374647d0fbfa955c4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:26.653223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014629/manifest.json
observed aaa13ce45c1225602fa2a1ce9bbffcd6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:26.635108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014629/publication.md
observed e5764f6ee924c24d6895896eb119bd3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:26.616007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014629/publication.txt
observed 9e567455f8f397dee2ad2b901938727c...
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.