OpenTechnical

OT-2026-000083698

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented after 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-2026-000083698) never changes.

Identity and time

Publication numberOT-2026-000083698 · never reused
Internal UUID01a0ae98-0416-7b09-b2aa-499757ea894b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083698
StatusPUBLIC

Content hashes

Canonical textd61feee9d7efa05d21978ae8202f401c7e9899c553cfea9a787677940b4648aa
Markdownfb6e0631d413e5ef6475fd963307ef9c430bfe5258bde8266b8df9ec0f4519e0
PDF
Publication pagec54795977c32d54b8c02032e3a03d54c4769c522b4920fd2d65f328d86972647
Manifestba7afa39c9fc078e2956c518beaa3d15e2b93cb1afc4d64beedbc81e708f3677

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
Signatureuyzt7Q2Vv1AIuRf8mXHF3Q0OaxoCMSBdVciQoUEPEtLrAgc4P3JEGi7+4G27G2LFb0eeJO6tmrW1US25fclsDA==
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

2026-09-17T09:57:19.583194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083698
observed c54795977c32d54b8c02032e3a03d54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.567700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083698/manifest.json
observed ba7afa39c9fc078e2956c518beaa3d15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.552355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083698/publication.md
observed fb6e0631d413e5ef6475fd963307ef9c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:19.536670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083698/publication.txt
observed d61feee9d7efa05d21978ae8202f401c...
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.