OpenTechnical

OT-2026-000017372

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000017372) never changes.

Identity and time

Publication numberOT-2026-000017372 · never reused
Internal UUID01a0ae6e-76c9-7970-8f10-1eca8ef00c6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:30.105855Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017372
StatusPUBLIC

Content hashes

Canonical textdec1adf24e774dfcad584d15bae022ac4b6d74f0772d45a72b3e4413783f9abb
Markdownfd7423096c990a576e22a1963401838b99a7a7d424afbe5f0c6cbac3e15a6ad2
PDF
Publication pagea0bb5fcc3827d0aef850adae9995b79f6aa70e0c678378e5b20822848557cf15
Manifestad0c8090c36c12779534bb654fd3223a1737a88ebdb091129f58b4362f59ee7c

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
SignatureTvhRBUcmG9hrGdk0QJ86dQ4T+AR/CxCaQd41CeZJ7FqypwRO0meDrLQxx2rpHplHIt++KdOuI8/CNXOCGXG4DQ==
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

2026-09-17T12:02:29.485347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017372
observed a0bb5fcc3827d0aef850adae9995b79f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:29.466390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017372/manifest.json
observed ad0c8090c36c12779534bb654fd3223a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:29.448834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017372/publication.md
observed fd7423096c990a576e22a1963401838b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:29.431815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017372/publication.txt
observed dec1adf24e774dfcad584d15bae022ac...
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.