OpenTechnical

OT-2026-000063697

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented after 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-2026-000063697) never changes.

Identity and time

Publication numberOT-2026-000063697 · never reused
Internal UUID01a0ae8c-f946-7a2a-966f-2b253cf632ae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063697
StatusPUBLIC

Content hashes

Canonical texte5033a8a6dc516e0ed467fbbbcd2b5b4aa830a96e1e3be86f6c1904aff6c8a78
Markdowndd0b618fa3d8484eff560363db65e216b516abba9ac338b5384485c9fa562d5a
PDF
Publication pagef29dafa00974d56fcb38a14011ee0e891c6b37df843d9084da17a8dafaa28ff6
Manifeste16015a48fb2baa06eb1a1b75a43f87643430774608e749a908f7c11ad2ee3ce

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
SignaturezFGEz6l0ydpZUS0anzFGk0mJkIGRfFFrmBoMu0HN1fcDJNI6DAxRR4OWlX4Y09N0nSnr9oOGmuaRva53kE+hAw==
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

2026-09-17T10:37:49.076211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063697
observed f29dafa00974d56fcb38a14011ee0e89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.057872ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063697/manifest.json
observed e16015a48fb2baa06eb1a1b75a43f876...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.037990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063697/publication.md
observed dd0b618fa3d8484eff560363db65e216...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:49.019783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063697/publication.txt
observed e5033a8a6dc516e0ed467fbbbcd2b5b4...
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.