OpenTechnical

OT-2026-000045748

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, pulsed 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-2026-000045748) never changes.

Identity and time

Publication numberOT-2026-000045748 · never reused
Internal UUID01a0ae7d-8f04-75db-a1fd-d2ff5320d941 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045748
StatusPUBLIC

Content hashes

Canonical text5f1d351ca019960bcc3dcca8df896103dec64a2d43c11ecf68ea2f4d5bf5f20e
Markdown5b6abb38f391baf1ca5232e1dc3601e0cbeac8be1b6c23ac28136d8603ccf54f
PDF
Publication page1cb61c1a96e134f40955883485ed01f742585be07503b3a6a4444d030bc13cd7
Manifestf8325a733768249d4192bde0117b2537ce83c11ac83a3e64fd406e9c041b49a6

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
SignatureD8HK1ZeOxxqv8jVM7L2Az+L9GxzIrxP75Fua13aYm5nlzCpITmgXENJouuMmS7OVAAQf8tb6FgBrE1gjmZaeDQ==
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

2026-09-17T11:09:34.212415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045748
observed 1cb61c1a96e134f40955883485ed01f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.193083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045748/manifest.json
observed f8325a733768249d4192bde0117b2537...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.175084ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045748/publication.md
observed 5b6abb38f391baf1ca5232e1dc3601e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:34.156567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045748/publication.txt
observed 5f1d351ca019960bcc3dcca8df896103...
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.