OpenTechnical

OT-2026-000063696

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000063696) never changes.

Identity and time

Publication numberOT-2026-000063696 · never reused
Internal UUID01a0ae8c-f946-7488-8bed-368bf826caa4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063696
StatusPUBLIC

Content hashes

Canonical text3ed76fec39d41a40b8b169a0c728d954884de2266d2c9d3930b8d9c31281df57
Markdown7023844479869f9191619378e08bab5f93dae104316523c4d9ff2370d8762b4c
PDF
Publication page3beebb10ec4c2055f2a8128fe0d50298cca0276b82b53e211aea39c7cde6ed81
Manifesta5c70886e9265e03a6dccecef0dc1f41a0e4cc09d7a08312790069944acab4d8

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
Signature7IS5mrC0ThA0cMqVJIWEVGDqt94b7+X0muhhAr5Dkt60LV8b9qrhArzS/GSKdNMvfRyF0+/e8hxDulLqCiTXCg==
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

2026-09-17T10:37:48.999612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063696
observed 3beebb10ec4c2055f2a8128fe0d50298...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.982439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063696/manifest.json
observed a5c70886e9265e03a6dccecef0dc1f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.964280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063696/publication.md
observed 7023844479869f9191619378e08bab5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:48.941550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063696/publication.txt
observed 3ed76fec39d41a40b8b169a0c728d954...
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.