OpenTechnical

OT-2026-000093340

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, 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-2026-000093340) never changes.

Identity and time

Publication numberOT-2026-000093340 · never reused
Internal UUID01a0ae9e-0912-769b-bc98-f69fe036d9df · 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-2026-000093340
StatusPUBLIC

Content hashes

Canonical texted97a215bade4c5d05aebb1ba952e77a94f57c4b58e76fd6d8d82d0c463d38d7
Markdownd766013e9a02b2561d76a0b4d70431284c703a42ca80248ff50878d465267af2
PDF
Publication page69ff137831cf4b737eadca2872ee4d32791d03837eabd3049b2a6e4ddfe47c1e
Manifest5532418ec893658a52674fac3b4b93798893bf86fdbe9f511fbedf2bcb5ca766

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
Signaturef4kYiy+UMFn+bZ+2bpVQB7BWDdyGg+9DAqJq081cePCS453YpO65p3gsN/J4LcAX17ct4i3lqWOaE5S286xGAw==
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

2026-09-17T09:40:43.754846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093340
observed 69ff137831cf4b737eadca2872ee4d32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.736973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093340/manifest.json
observed 5532418ec893658a52674fac3b4b9379...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.719703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093340/publication.md
observed d766013e9a02b2561d76a0b4d7043128...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:43.703200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093340/publication.txt
observed ed97a215bade4c5d05aebb1ba952e77a...
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.