OpenTechnical

OT-2026-000063856

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, sustained 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-2026-000063856) never changes.

Identity and time

Publication numberOT-2026-000063856 · never reused
Internal UUID01a0ae8d-53ba-7029-a5a7-69437e7ddb8d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063856
StatusPUBLIC

Content hashes

Canonical text187e6d1bc18d4c297a5a5763cd2fa90b8db47f5a18bbf747aff5633f55749a21
Markdowna4e1ba72a27a26017c0fcb258e882cdf4d9990b1c3097017576b137085cd018c
PDF
Publication page371c1fa93f7b1beaf5b2f1a76533c9e022a4dfbfd207b5fe8320cd66d98faa0e
Manifest73844a5334c629c1f9dda886661e1b225e1240c7ea5c5852b9928aa6fba86fce

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
SignaturefNIDabNOsgPSevSae2JlK6Aa+grPp88t1emA/XoOcFZpKAz4NX8b6y2Ca5vikSXPuAjiaHKoTz0z077n+PdKAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:36:53.312258ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063856
observed 371c1fa93f7b1beaf5b2f1a76533c9e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.294131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063856/manifest.json
observed 73844a5334c629c1f9dda886661e1b22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.277169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063856/publication.md
observed a4e1ba72a27a26017c0fcb258e882cdf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:53.259461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063856/publication.txt
observed 187e6d1bc18d4c297a5a5763cd2fa90b...
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.