OpenTechnical

OT-2026-000083622

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, manifold pressure sensor, vented 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-2026-000083622) never changes.

Identity and time

Publication numberOT-2026-000083622 · never reused
Internal UUID01a0ae98-0416-78cb-9711-d7200912b8e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:53.320528Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083622
StatusPUBLIC

Content hashes

Canonical text09a925c9a50f9f44009c06ce516bdba19eed88d944633c0e89a990cabca9cb5f
Markdown5b769f4589271d01c1b6812e66162cf83a3215c513a0a8f6eb78585fa67f5f31
PDF
Publication page01493b476d253c078a2383967ce707f87a792315538faf7f769f1c03e9031e62
Manifest3130e7115a85d3567faf36a5505afe450633477c0c6352a8b7ea255047951ac4

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
SignatureRAQ9Xv1LG9hDEr6lrUxCdHpW+Paw+C98nCMecjz9G3ruTqmcP3u1JYLtPO4uQBRB/AlJkB2ock/EfBhc9kxeCw==
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

2026-09-17T09:57:13.920166ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083622
observed 01493b476d253c078a2383967ce707f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:13.901668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083622/manifest.json
observed 3130e7115a85d3567faf36a5505afe45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:13.881952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083622/publication.md
observed 5b769f4589271d01c1b6812e66162cf8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:13.709491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083622/publication.txt
observed 09a925c9a50f9f44009c06ce516bdba1...
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.