OpenTechnical

OT-2026-000095456

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000095456) never changes.

Identity and time

Publication numberOT-2026-000095456 · never reused
Internal UUID01a0ae9f-8f73-72aa-8084-cef4169a55da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095456
StatusPUBLIC

Content hashes

Canonical text5b14900fc183c3663db7867c304bb71354571d7d452827e10eb6365cfa9dae56
Markdownf900a85dcf75f74fa7fd07954464e25b3bbb0634640fc8503454e74c9c4e3402
PDF
Publication page915f5954e1f7f902ce08cd1723315d9935c6a4a358610312cf28720352549411
Manifest1dddefb67f125fd672a7d6b08e9075c34878d530b688e8440addba9762843a0b

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
SignaturemJ0HSRZNWR3bKMxWyA3MFNY2rljFO18Wtq50FM1n6pXSuwWjs1Ow7ZuAwy0XjsL207l1FU6YHH7UrTO292ZjBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:50.026475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095456
observed 915f5954e1f7f902ce08cd1723315d99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:50.007958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095456/manifest.json
observed 1dddefb67f125fd672a7d6b08e9075c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.990064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095456/publication.md
observed f900a85dcf75f74fa7fd07954464e25b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.972686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095456/publication.txt
observed 5b14900fc183c3663db7867c304bb713...
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.