OpenTechnical

OT-2026-000050292

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000050292) never changes.

Identity and time

Publication numberOT-2026-000050292 · never reused
Internal UUID01a0ae82-5c46-7386-ba0e-9c44d5376fed · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050292
StatusPUBLIC

Content hashes

Canonical textbeafac11e416cb1bacff004e2eca231c5d5442a1bbc712b6d226f759aeec0007
Markdownaffbf268e52e55d8b527fe3a3414552ca6cb93e97eefd103dbabc4b51f0ab6ab
PDF
Publication page3724f8f7f837e716a6d81af2ff57d856fc9e54ba0023b751445db8bb8d1b590f
Manifest24784366a6994fd6ad6881d21a9f465cd3045e0653c682a95cfe62940a7dffc3

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
Signaturex2gra/VIdPXKrP7EY2A6cw9tlQCuqLTLOEMQjxga3iEGkoLuRRGTXrdWuHBoUEx4awI9EX/Qf1aUnevWBOXPBw==
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

2026-09-17T11:01:17.970123ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050292
observed 3724f8f7f837e716a6d81af2ff57d856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:17.951407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050292/manifest.json
observed 24784366a6994fd6ad6881d21a9f465c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:17.933569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050292/publication.md
observed affbf268e52e55d8b527fe3a3414552c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:17.915451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050292/publication.txt
observed beafac11e416cb1bacff004e2eca231c...
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.