OpenTechnical

OT-2026-000051451

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051451) never changes.

Identity and time

Publication numberOT-2026-000051451 · never reused
Internal UUID01a0ae83-7c80-7f54-b94b-829a87245391 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051451
StatusPUBLIC

Content hashes

Canonical textcb4982abe7e453a3a73ce12d7beac355a1fa03d482ffde3f9bcc6cbeaaaa6bd9
Markdown54dbba934b8a7c5d256136599aa91fbbd74c0660c2d71d4c341d8ecc250eb0ee
PDF
Publication page1623d327f386f418c90328e0a3a8d4a18c142b8f2da00922a1b5e0f4156fc1e3
Manifest20a14f41f81f3be56bf129fcc9385417f31bc88157df14f6ebd9be8b7e13a397

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
Signaturef162fgsn4ohM8y9gDBEaf0S+fwQN3+sNxXw+XsBDMa2/e39f4nt3c3zID1G2ZUk2a2UNW1i4YDLrVFufM2tiCg==
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

2026-09-17T10:58:10.691995ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051451
observed 1623d327f386f418c90328e0a3a8d4a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:10.674195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051451/manifest.json
observed 20a14f41f81f3be56bf129fcc9385417...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:10.656207ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051451/publication.md
observed 54dbba934b8a7c5d256136599aa91fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:10.637897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051451/publication.txt
observed cb4982abe7e453a3a73ce12d7beac355...
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.