OpenTechnical

OT-2026-000011734

Publication integrity record

Single bellows cup vacuum gripper, plant vacuum fed, pulsed 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-2026-000011734) never changes.

Identity and time

Publication numberOT-2026-000011734 · never reused
Internal UUID01a0ae6d-1940-7d34-b8de-3abd93984054 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011734
StatusPUBLIC

Content hashes

Canonical text118ceb42bd02fa23cff74b6f541f417b1dd8cb903963fe28fabd21df25290216
Markdown5b3dac62dd953a76165e6dc24734fc687b5358b3de181ed3ce0aa759cda1f66d
PDF
Publication page4ab9d6ac9cee0fe74a32c7cbc55d232478f04de43ef8130e7731fdee868614ed
Manifest781cdcba1304e61ba59bbe53ef034aac5aadad6caaf408c61de47337dbdb1ae1

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
Signature/hGYHee+SKohx9ngqLd5p5g3k2SG63SwwUf29GWsNJvtk4O4fnZWZ0mGTE0l+f7baVye2EFZqh7vS1ghFXkaDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:12:21.122350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011734
observed 4ab9d6ac9cee0fe74a32c7cbc55d2324...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.105733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011734/manifest.json
observed 781cdcba1304e61ba59bbe53ef034aac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.085461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011734/publication.md
observed 5b3dac62dd953a76165e6dc24734fc68...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:21.066143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011734/publication.txt
observed 118ceb42bd02fa23cff74b6f541f417b...
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.