OpenTechnical

OT-2026-000095734

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained blow-off 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-2026-000095734) never changes.

Identity and time

Publication numberOT-2026-000095734 · never reused
Internal UUID01a0ae9f-fac6-7f01-8e0a-a38c11ce692f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095734
StatusPUBLIC

Content hashes

Canonical textee603e27a8ff9bf28a5276814750e3cbfc8f57bf1efc4fd3e2eb10539fca208c
Markdown35e65b35d0cef418c36c82cb82b92b575a719529c32321b5593bf12a1256ff0b
PDF
Publication page176989bf0e920b96250f74b0687e7d019b9032e490f515f95b5cd21313683895
Manifesta815620388efa239c9698ed02ca45833375ae4586c7900504c0c0268232705ec

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
SignaturevE0LZPgLYtOOFww3Xa0iGdfzi+U4/wsqWuGzIVNAzkOS0FByJ6CtRrr+w4ZnLUXKfkQS7gkLQuZexD2DJQLrBA==
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

2026-09-17T09:35:17.813866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095734
observed 176989bf0e920b96250f74b0687e7d01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.792610ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095734/manifest.json
observed a815620388efa239c9698ed02ca45833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.775481ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095734/publication.md
observed 35e65b35d0cef418c36c82cb82b92b57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.756889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095734/publication.txt
observed ee603e27a8ff9bf28a5276814750e3cb...
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.