OpenTechnical

OT-2026-000009392

Publication integrity record

Foam pad vacuum gripper, single stage ejector, 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-2026-000009392) never changes.

Identity and time

Publication numberOT-2026-000009392 · never reused
Internal UUID01a0ae6b-7561-7253-b8ae-c955867ca1e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009392
StatusPUBLIC

Content hashes

Canonical text7ef543eeccbe8649048e3bdda11d23396df0117469bebf90a985dad3189ba0ec
Markdownd9d8394c6575e677c2b98ee6bac073aec394d2516d0daf3965cf290635ce5553
PDF
Publication pageb395ca4fb4a35836f69b4d541ab96d0e2522ffded74ed4bb0f3a36081cb38eeb
Manifestda0e64259e0507f32a325e785bab66f0438d56b9c1dd9ec8848ce249d23952dc

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
Signature0my5iImu0yBmjoaSY7rh/4aFW3ovsG2CebUOxpuamkj7oD07f4Q1kL70H7AktlLcK03oiXJ2wrqV8RLsRmqcDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:40.118927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009392
observed b395ca4fb4a35836f69b4d541ab96d0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.099985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009392/manifest.json
observed da0e64259e0507f32a325e785bab66f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.081485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009392/publication.md
observed d9d8394c6575e677c2b98ee6bac073ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:40.061651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009392/publication.txt
observed 7ef543eeccbe8649048e3bdda11d2339...
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.