OpenTechnical

OT-2026-000040800

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off 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-2026-000040800) never changes.

Identity and time

Publication numberOT-2026-000040800 · never reused
Internal UUID01a0ae79-6d0f-70ee-9cf7-72fd13fa7e6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040800
StatusPUBLIC

Content hashes

Canonical text92d7b44ee74c427aebcd7e97d9a6a3630c9c705fb9818d834f96b02f7d34a2b1
Markdownd23fe08481e45b16a888863dda03bb82a052a0feec20db8a6c082b2119b4288a
PDF
Publication page9f5b0cc6ae9921f55c9c7b6fe09c52e71adfb1cd3dfd2030ed6e8aca24c1e105
Manifestc939e7e233102399e8828495aec0e838bc8362bd731bf0d9ab9b7912d9f20e89

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
SignatureXUkG/9DRi3e1LfI0tx1+IHuafJhn60i30lLUGhh/WfjVZcOe/m9l01o0JSr9omeyhY8M+bHJX1JJiqNITUpECg==
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

2026-09-17T11:20:08.267853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800
observed 9f5b0cc6ae9921f55c9c7b6fe09c52e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.248487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800/manifest.json
observed c939e7e233102399e8828495aec0e838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.230180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800/publication.md
observed d23fe08481e45b16a888863dda03bb82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.211701ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800/publication.txt
observed 92d7b44ee74c427aebcd7e97d9a6a363...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.339144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800
observed 9f5b0cc6ae9921f55c9c7b6fe09c52e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.321748ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800/manifest.json
observed c939e7e233102399e8828495aec0e838...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.303719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800/publication.md
observed d23fe08481e45b16a888863dda03bb82...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.286055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040800/publication.txt
observed 92d7b44ee74c427aebcd7e97d9a6a363...
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.