OpenTechnical

OT-2026-000051390

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000051390) never changes.

Identity and time

Publication numberOT-2026-000051390 · never reused
Internal UUID01a0ae83-2741-71b9-895f-c07dca3d989e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051390
StatusPUBLIC

Content hashes

Canonical textccf9ee02043c8c916f53dbef4be56cd9f96e1c26d0002701de1a52916e2edaef
Markdownb1a3139be93b8117d5db9ac78fb7775c0093ba922a72d18e6f953a24dbc9a3e3
PDF
Publication page3b50838c0f4fd836efe240048e933e40c9934456cd830bd6e837f0a4a729522b
Manifest866056c7e9115b691e1357d4213cff561b611e49e6c7e157fa2563b5a1111917

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
SignatureCD+Tn04LZ+8VoAJdJakatObJM6SZIq0Nu/psdUZ7S48rxFH0Wnjqt+Nca7IMMJcGSVVrXaLiCIsqp5mcEFmcBA==
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

2026-09-17T10:59:17.281359ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051390
observed 3b50838c0f4fd836efe240048e933e40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.263637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051390/manifest.json
observed 866056c7e9115b691e1357d4213cff56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.244940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051390/publication.md
observed b1a3139be93b8117d5db9ac78fb7775c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:17.224610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051390/publication.txt
observed ccf9ee02043c8c916f53dbef4be56cd9...
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.