OpenTechnical

OT-2026-000065691

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, pulsed blow-off before 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-2026-000065691) never changes.

Identity and time

Publication numberOT-2026-000065691 · never reused
Internal UUID01a0ae8e-46fa-74d2-86af-e26341a5aac3 · 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-2026-000065691
StatusPUBLIC

Content hashes

Canonical textb7fce581dcd5473a18354a32ace73c2e51e630f5e0111aa4ced9942c6ab27ee9
Markdownfc004762b593ea5f668c02280120d2e6d63dd0d03c2838ad5341122ab34e162a
PDF
Publication page64819f416d25f90228ec2afe58590002b9e6f517fee7d35b37767a851b74f1f7
Manifeste7d9d2ca953652ff532253ac5d7769d7e83a19069670f708cf59eb23de78be41

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
SignatureXYffmqUG7nNavWj7C6deKZ2LnSqCjWASgRHmTgAJB/pBqvlK7JmAltKpcLDknkqT3C7K4ORzqRY9JUGImqsaCg==
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

2026-09-17T10:34:06.309344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065691
observed 64819f416d25f90228ec2afe58590002...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.292952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065691/manifest.json
observed e7d9d2ca953652ff532253ac5d7769d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.275788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065691/publication.md
observed fc004762b593ea5f668c02280120d2e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:06.259259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065691/publication.txt
observed b7fce581dcd5473a18354a32ace73c2e...
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.