OpenTechnical

OT-2026-000032379

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, 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-2026-000032379) never changes.

Identity and time

Publication numberOT-2026-000032379 · never reused
Internal UUID01a0ae75-106e-7d60-814b-be83b8345d18 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032379
StatusPUBLIC

Content hashes

Canonical text3e755c9512999f36805fba99236ab87835ca6526f5e2a0aa39fcb006b4282ff9
Markdown7f975215d6173a55d80dfaec4a0dac52f365e25ac99ba654f5afaed2a32835da
PDF
Publication pagee250c94213b64f61e88f03b6a584fc231cec8961378263cd02176f67eeeb71e3
Manifest322e28bc14d889a225905a4a9947eeb71779b1d1cbf7f7fbb3f9edf7bc3da6e7

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+tqOpj8zgVHG9IuQL+Eo9qvxP3q9ctsN6NDznkaCq0BSybHptJORO93lgPVBZjLCvOsffTeY1tQz7FrU1b3dBw==
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

2026-09-17T11:33:47.126206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032379
observed e250c94213b64f61e88f03b6a584fc23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.104799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032379/manifest.json
observed 322e28bc14d889a225905a4a9947eeb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.083342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032379/publication.md
observed 7f975215d6173a55d80dfaec4a0dac52...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:47.065744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032379/publication.txt
observed 3e755c9512999f36805fba99236ab878...
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.