OpenTechnical

OT-2026-000032314

Publication integrity record

Foam pad vacuum gripper, common isolation valve, two stage ejector, pulsed blow-off after 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-2026-000032314) never changes.

Identity and time

Publication numberOT-2026-000032314 · never reused
Internal UUID01a0ae75-106d-7311-8bee-6e56a16a8599 · 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-2026-000032314
StatusPUBLIC

Content hashes

Canonical text26eb09d7f68eb7d015d6f5875447d943759c8570af584cade7720cce0aee61ae
Markdown2fa7579e31e78615542704e25117d69b6e7a830c2d118255a66954e9e574528b
PDF
Publication page0f4b1d94cc599016374e3c6956d5bd31f65a2be61932e2efa99968417b4b752f
Manifestde080221d7f06ed1315d799dcfd886ae0b82eb960e349c5fa9c5cd05efda7c87

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+tzC6vNwlb4uuUE9YL6v9r1ktnT8xHHjjQ781zGbG03IerfVaC9RJ9mtEWKdZiJcOceoGU0C+kMvr/Bi+wn9Cg==
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

2026-09-17T11:33:08.965013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032314
observed 0f4b1d94cc599016374e3c6956d5bd31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.947418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032314/manifest.json
observed de080221d7f06ed1315d799dcfd886ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.926593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032314/publication.md
observed 2fa7579e31e78615542704e25117d69b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:08.908669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032314/publication.txt
observed 26eb09d7f68eb7d015d6f5875447d943...
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.