OpenTechnical

OT-2026-000006338

Publication integrity record

Bellows cup vacuum gripper, ejector fed, pressure verified at each zone, plastic cups, three fold

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-2026-000006338) never changes.

Identity and time

Publication numberOT-2026-000006338 · never reused
Internal UUID01a0a957-853d-7840-b693-757b6fa8b477 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:31:20.385771Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006338
StatusPUBLIC

Content hashes

Canonical text5a43f6cbfd842580f93ad39492674138ad727edaf2e4d8da9658a55614b3c0e9
Markdownd65620d6b5d3f37662c14212dd0875b598c59380694569ca33edf7d96dfbf063
PDF
Publication pagee5b6c8729931f72d80478a60c0084ed3bb416df25f7cd9aed765881f23fd6703
Manifest7a8eaba8195cc8b39e58fb9a6d06d0bf57c3be96af2a0eaf1f4b2d9596a30474

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
Signaturethv6Q3zFZfW87cQ6nAFD/Iq7W7JWJOJgEpZXx58bGtgh8E80AYe48K/r0hAZxhHJ6dIGExVO4A35yjRUdlLWCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:47:03Z
batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof
root e368e9c5ab06dc5cb1b0682dd54c11f5...

Independent retrieval

2026-09-16T08:40:29.653026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006338
observed e5b6c8729931f72d80478a60c0084ed3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.637926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006338/manifest.json
observed 7a8eaba8195cc8b39e58fb9a6d06d0bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.624209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006338/publication.md
observed d65620d6b5d3f37662c14212dd0875b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:29.487921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006338/publication.txt
observed 5a43f6cbfd842580f93ad39492674138...
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.