OpenTechnical

OT-2026-000032354

Publication integrity record

Foam pad vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000032354) never changes.

Identity and time

Publication numberOT-2026-000032354 · never reused
Internal UUID01a0ae75-106e-7aa9-bd08-be39a6ffdccb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032354
StatusPUBLIC

Content hashes

Canonical text3da09a6d6ac41ab515c0d3004ddd58fbe048773952da86d5766f3edeeae8a564
Markdown38534cdccc9202d511ac0636693ff6c9c164d2af642cb18e018a319af8eccdce
PDF
Publication page083cd2a84743d3f4f448fc8379cc36ee18a007e4f2ff24b2116e74d4fc45810b
Manifest79be64757b7d70ccda8e0d61ccab8688c3d8e259c2c13a2ccc6155478ee7f7b2

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
Signatureh9y5u8VdqvDyh53RCRDRAclqZ2Fgfbb3RzHL7uMC0rQSpwfpSXEzlPOrNQiRCVmnu4TzkrXnRqI/YnCTTQDzDQ==
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

2026-09-17T11:33:43.816635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032354
observed 083cd2a84743d3f4f448fc8379cc36ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.800013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032354/manifest.json
observed 79be64757b7d70ccda8e0d61ccab8688...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.780053ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032354/publication.md
observed 38534cdccc9202d511ac0636693ff6c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:33:43.761778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032354/publication.txt
observed 3da09a6d6ac41ab515c0d3004ddd58fb...
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.