OpenTechnical

OT-2026-000047335

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, 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-2026-000047335) never changes.

Identity and time

Publication numberOT-2026-000047335 · never reused
Internal UUID01a0ae7f-3e57-7fc9-91e8-04dcfb0d5749 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:32:49.774666Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000047335
StatusPUBLIC

Content hashes

Canonical text1066d6693e5064ae6bfffc14f46a4cfa37f71763d7e69e99f74fd63795d5b6d8
Markdown8e7d38d2d4761f1c05f22273c898fe0424aa27e59d596f802e87a29d60fa3999
PDF
Publication page3b74c7e83591136617be1ccac330a5279102a88a81edd7a92adcd5a89f495885
Manifeste582b056d8102d58b8679489ce50ea3d7ec0dbb02f9dd8b89b3271183a1f94d8

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
Signature85VSDrYDah+UOH7wqPTkHVTpvTPHp/5bHuTMZt4hVyEQ80T1APRE5KEO+t3xydCwJyvvosqRt4Sw+7UKle3yBA==
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

2026-09-17T11:06:19.497392ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047335
observed 3b74c7e83591136617be1ccac330a527...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.481266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047335/manifest.json
observed e582b056d8102d58b8679489ce50ea3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.465461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047335/publication.md
observed 8e7d38d2d4761f1c05f22273c898fe04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:19.445926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000047335/publication.txt
observed 1066d6693e5064ae6bfffc14f46a4cfa...
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.