OpenTechnical

OT-2026-000065378

Publication integrity record

Foam pad vacuum gripper, plant vacuum fed, supply line pressure sensor, vented after set-down

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-2026-000065378) never changes.

Identity and time

Publication numberOT-2026-000065378 · never reused
Internal UUID01a0ae8e-46f8-79f7-9979-65bfd378a0d6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065378
StatusPUBLIC

Content hashes

Canonical text33dda6f9cc098951f41e9d2e8be8f3161bef708363908fb4e36227b81dc2b9d4
Markdown68c0807c71397093112ad6c0a16e15b1bab9a62c0426a9e526e830310f0143a8
PDF
Publication page6c038ab0933d49418b35c95907286015f96aab7ddb827ef8e7c20a67872bfc64
Manifest1df92139b0fd38b525f98a88ba4e8d489726664d87ca01255a60513e35c68946

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
SignatureqY8TCUMrx89sNbn6uiDXHel45Uj/7HSyTPIi3HeiOYYf5n40YbNNgJU5kNiQoCRmdrLJYxtGNdKEmgPCdfblBw==
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

2026-09-17T10:33:37.949370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065378
observed 6c038ab0933d49418b35c95907286015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.927587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065378/manifest.json
observed 1df92139b0fd38b525f98a88ba4e8d48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.909903ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065378/publication.md
observed 68c0807c71397093112ad6c0a16e15b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:37.891295ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065378/publication.txt
observed 33dda6f9cc098951f41e9d2e8be8f316...
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.