OpenTechnical

OT-2026-000069809

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, pulsed 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-2026-000069809) never changes.

Identity and time

Publication numberOT-2026-000069809 · never reused
Internal UUID01a0ae91-185f-7885-9e50-57f11df6d866 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069809
StatusPUBLIC

Content hashes

Canonical text53cc480b389d223d71a426b5250d07a6328838e6f7e465b958c69fe80b0e1077
Markdown914ae16e273372c472bfb6ecc34789ca599312e3774c78c4205b033b855a5bad
PDF
Publication page00dbf7bac0a815d7180c790922cc99c7e0c49b53ec7fab8d566876cb9d69736a
Manifesta88840174c7c4b72a18f595e8fb3954fb86c29651a3d055a5a8daffb311efbb0

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
SignatureJIqArYEOheKCgKCMVyJuoBarEp1tlS5FTnbLQCJjXDkrIwxbfWx9Mr8Yt3U5XFcD5Mt/VlAZdmvG6qTU0KM+Dg==
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

2026-09-17T10:26:38.480479ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069809
observed 00dbf7bac0a815d7180c790922cc99c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:38.463462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069809/manifest.json
observed a88840174c7c4b72a18f595e8fb3954f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:38.446265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069809/publication.md
observed 914ae16e273372c472bfb6ecc34789ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:38.428025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069809/publication.txt
observed 53cc480b389d223d71a426b5250d07a6...
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.