OpenTechnical

OT-2026-000037575

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000037575) never changes.

Identity and time

Publication numberOT-2026-000037575 · never reused
Internal UUID01a0ae77-b8cf-797c-ba37-368efba6380f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037575
StatusPUBLIC

Content hashes

Canonical textebc26f1a1937244e85d724f0df1165c1cebff5f17ace67f14182835c0c6d1da5
Markdown36eca61c2b5339c7fb4e8384b8b17f1c8a47707ffcc492482235bccd5e9ec25f
PDF
Publication pageda0e8729a29204bc86fa8d984dc3a22721c81a2efdec44d21f20463a777b4e7b
Manifest470380ac0239008fc07991b9d969c640b3aa166f1f9d06f2301014d605a0f691

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
SignatureFN9SQeUAxucdq4sp6KYlX7UZ1oXWZBWfx3I0GjqmUXJgEBHS73+P0kd51KOKDPi2oA4kgT/aHfn0Cr8aMuj4Dg==
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

2026-09-17T11:24:07.376801ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037575
observed da0e8729a29204bc86fa8d984dc3a227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.358643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037575/manifest.json
observed 470380ac0239008fc07991b9d969c640...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.341687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037575/publication.md
observed 36eca61c2b5339c7fb4e8384b8b17f1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:07.324969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037575/publication.txt
observed ebc26f1a1937244e85d724f0df1165c1...
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.