OpenTechnical

OT-2026-000012414

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000012414) never changes.

Identity and time

Publication numberOT-2026-000012414 · never reused
Internal UUID01a0ae6d-39f6-7f30-bd12-638f49133105 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012414
StatusPUBLIC

Content hashes

Canonical text67e353786b2778989aa9cf32f0d4d22c31f4527d95be1aed11d83ec32f942896
Markdownb51e0095d75508dd24a9184d3089c3bd90baa34d9af9855a376e19208404e068
PDF
Publication page0af7bb2af89427929bd08be345f3ff670328db790c01fea52668fc2a2c35c8dd
Manifest727025aac2147837a6358a5c6a2f523e5e4ebf83cabd64dfe3eebd2954e546a6

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
SignatureE28rMdhMw15Dk6TaWccGo0tVsGyp6cI3tltzsfislbxZ8BzB6RJ80PfU51g45NHcHYTJ9kmoEsd4Khp3vXC2Bg==
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

2026-09-17T12:11:54.542975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012414
observed 0af7bb2af89427929bd08be345f3ff67...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:54.524465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012414/manifest.json
observed 727025aac2147837a6358a5c6a2f523e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:54.507826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012414/publication.md
observed b51e0095d75508dd24a9184d3089c3bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:54.491420ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012414/publication.txt
observed 67e353786b2778989aa9cf32f0d4d22c...
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.