OpenTechnical

OT-2026-000031322

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, pulsed blow-off after set-down

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-2026-000031322) never changes.

Identity and time

Publication numberOT-2026-000031322 · never reused
Internal UUID01a0ae74-87ac-7d61-b121-708c68477c73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:07.653052Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031322
StatusPUBLIC

Content hashes

Canonical text8b11fd04ac1e7e6b0fbfe111fd345ab1281b0f79d2aba10922e2c089c0eee624
Markdowna9f54d8183d059d8436ec0ac09c3d8e70ee52973d9a663601aab261e4e32a616
PDF
Publication paged8f7f6c7e2c2d3f5961cde9481485723651b1b76c7558f25cd23500ab00717ff
Manifest54bf39efa2a0b648ae13d465de7ec318d510811821fc48542826609256446fbf

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
Signature+MGS0oARHOcCB6thEJt+Dhy73JOTrFU8HQ1/zfM5nWdL2e0/SStoVDTj+fqUeO2xQz/UTHO/sd47l2gll1F1Dg==
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

2026-09-17T11:36:00.749544ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031322
observed d8f7f6c7e2c2d3f5961cde9481485723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.730288ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031322/manifest.json
observed 54bf39efa2a0b648ae13d465de7ec318...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.711411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031322/publication.md
observed a9f54d8183d059d8436ec0ac09c3d8e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:36:00.692636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031322/publication.txt
observed 8b11fd04ac1e7e6b0fbfe111fd345ab1...
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.