OpenTechnical

OT-2026-000093322

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000093322) never changes.

Identity and time

Publication numberOT-2026-000093322 · never reused
Internal UUID01a0ae9e-0912-773f-8104-33fb3af88abd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093322
StatusPUBLIC

Content hashes

Canonical text5dbf9d109e9a2773bf75b36cce8cdba478796363ce9a9adb05ddd6295011e96d
Markdowna111908606e0a21f77b1287c7e5a7d136b1316cb648c4dc68eed5b96e1c76029
PDF
Publication page49816d32037d61f966fe4c7ef72c94b39f120078aa8eb546102ae931096cf846
Manifest9cd5a0430e43dbfd3ba781dfa90cfa233cad8ea9ab58664c5eac5594f9b02c4f

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
SignaturesbW1kncQOrW8OAx/Vs5tTJ39A5m7euUw3kXMY9kG8AXjE9+ekUE3Z+peUZvq07anpZwAILIkt/27ZxIW2p4ICA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:42.418021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093322
observed 49816d32037d61f966fe4c7ef72c94b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.399925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093322/manifest.json
observed 9cd5a0430e43dbfd3ba781dfa90cfa23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.382425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093322/publication.md
observed a111908606e0a21f77b1287c7e5a7d13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:42.364730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093322/publication.txt
observed 5dbf9d109e9a2773bf75b36cce8cdba4...
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.