OpenTechnical

OT-2026-000075892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, vented before 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-2026-000075892) never changes.

Identity and time

Publication numberOT-2026-000075892 · never reused
Internal UUID01a0ae94-29ff-7788-93af-de6cb649d84d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075892
StatusPUBLIC

Content hashes

Canonical textc584c939b910e232b3f843420b6246b2a169049e5fd0dd5342d7929c65d29821
Markdown6b163466d2daa8703fbfe11e0b70f28ab5c8713d2ac8dcfde847e651980a2878
PDF
Publication page6ea52128369a7f1e495917bf994f8bd0b29aa1721dd1fab85a294a6d565617f1
Manifestd63cec1fd22025dd029aadad3c711a01fde86120668928c3e8c4932343ea1df1

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
SignaturesdjZhCiDCrIMtafMVyJ6wVKGjHzsRc2luT6Cvcr675kflmozj517iQS2ayNAMMEM5u8QDOYFqtoRjH5P8IKAAQ==
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

2026-09-17T10:14:40.983536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075892
observed 6ea52128369a7f1e495917bf994f8bd0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:40.965000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075892/manifest.json
observed d63cec1fd22025dd029aadad3c711a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:40.833019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075892/publication.md
observed 6b163466d2daa8703fbfe11e0b70f28a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:40.813933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075892/publication.txt
observed c584c939b910e232b3f843420b6246b2...
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.