OpenTechnical

OT-2026-000066597

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000066597) never changes.

Identity and time

Publication numberOT-2026-000066597 · never reused
Internal UUID01a0ae8e-ce41-7236-a4f4-63abbc858fb7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066597
StatusPUBLIC

Content hashes

Canonical text447bf07adc1287aba7ce9493de3debe8bd38aa02c6c032fd87824c13c41a5770
Markdowne4225076eaefe89c09ea7c313678ae44a0e559f157e2390977efcf307db4dd16
PDF
Publication pageaa416dddb144e75a3b1383a781660d1fd08ad22a6fc61ff113efa3a8ab491b88
Manifest54c846be447e850ba848d4b13e1b51068252bdcf12680cc5b691db8d16c1e20c

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
Signature3PRRSVe1kjvMVDVxhBgrL2sWT4cQAAzbgov7jQiCU145WkdV4oGz9HWxcc8cp6FkMQzF/EJJm2bGgB6qK4B7Aw==
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

2026-09-17T10:32:58.057043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066597
observed aa416dddb144e75a3b1383a781660d1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:57.915122ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066597/manifest.json
observed 54c846be447e850ba848d4b13e1b5106...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:57.898937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066597/publication.md
observed e4225076eaefe89c09ea7c313678ae44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:57.881719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066597/publication.txt
observed 447bf07adc1287aba7ce9493de3debe8...
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.