OpenTechnical

OT-2026-000093916

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000093916) never changes.

Identity and time

Publication numberOT-2026-000093916 · never reused
Internal UUID01a0ae9e-92c8-7a7d-a5fc-35bbcfc5d55e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:03.009208Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093916
StatusPUBLIC

Content hashes

Canonical text26b54cada018518cf45e425b910b4dd1079769e30265ce5bdc37a0207ff2fb83
Markdownf304419d0e4174c87516b870117055dbd3000eb4c0ea956d42a41a0834533564
PDF
Publication page2bd4837ed23ccb5a7d29de7f1697d180ee3b804553f95d13f375f2adcd75f53a
Manifest9a2d794e4b79e5022ee443af3297c88f7c2fe960b36ad0314257cc1bf7fbba7f

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
SignaturendISOudwAM/DUVvACczEb2rWBUOAjtASC1d4N1HPmo72/JAhx6W2EDHiPRzUk1iR4kCxKlA1mozidl9Jf2dVDQ==
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

2026-09-17T09:38:11.220593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093916
observed 2bd4837ed23ccb5a7d29de7f1697d180...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.203562ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093916/manifest.json
observed 9a2d794e4b79e5022ee443af3297c88f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.186243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093916/publication.md
observed f304419d0e4174c87516b870117055db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:38:11.168484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093916/publication.txt
observed 26b54cada018518cf45e425b910b4dd1...
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.