OpenTechnical

OT-2026-000011602

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, vented 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-2026-000011602) never changes.

Identity and time

Publication numberOT-2026-000011602 · never reused
Internal UUID01a0ae6c-8900-70cc-812b-2dd17ebf489e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011602
StatusPUBLIC

Content hashes

Canonical text2bf400ec532c583901f043b8bcdec2b807b74eb36315526c6f86300433ec00c8
Markdownac0c155ca888c5ce984be09977e96e4c277dccfb4d1a1a80bd9d141f06031821
PDF
Publication page97c50cb8957f38999ad91635abdd3fd74fe61d00261ca58511099de84842c28e
Manifestaf71c54a2d795330aa18f9adeca4bcc950df039ae983301b1bebd96b5928d626

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
SignatureUAjBw8jZZFDe6JTH775Roaf6oevrp8kcXbOZDiVFLc07K/qpgetQalOUNPD/rc7zovpwcOignPUTEqtasSenDw==
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

2026-09-17T12:13:30.464765ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011602
observed 97c50cb8957f38999ad91635abdd3fd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.445696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011602/manifest.json
observed af71c54a2d795330aa18f9adeca4bcc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.425774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011602/publication.md
observed ac0c155ca888c5ce984be09977e96e4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:30.407074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011602/publication.txt
observed 2bf400ec532c583901f043b8bcdec2b8...
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.