OpenTechnical

OT-2026-000066289

Publication integrity record

Three cup vacuum gripper, three outlet manifold, three stage ejector, supply line 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-2026-000066289) never changes.

Identity and time

Publication numberOT-2026-000066289 · never reused
Internal UUID01a0ae8e-8dc4-72c8-8332-7ce8dbd673aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066289
StatusPUBLIC

Content hashes

Canonical textbf2345fe26355ffe492d2f4d3df5f73554d825ab30d4b43a149c1006e88606dc
Markdown50d75e60ced76dd37fa10f7bce520c9af67c630aa1e249786b8f34f1332a3186
PDF
Publication page011e44adc8a28236c1437afd5213f4279a023219f2ac4dff2795966774264679
Manifestc52f70e92d89b36abf657ff73a0c44d904ebd13263db52ff718c0850dffc2f14

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
Signature9vOMJayM38dmwVDBSrVPs9QepKacoboeamR6aSMRkBizRaQK3orhg/82MSuuvLzE+zYSIQtmYkN9Y+sdKcVqCw==
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

2026-09-17T10:33:28.196968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066289
observed 011e44adc8a28236c1437afd5213f427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.178469ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066289/manifest.json
observed c52f70e92d89b36abf657ff73a0c44d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.160143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066289/publication.md
observed 50d75e60ced76dd37fa10f7bce520c9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:28.140248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066289/publication.txt
observed bf2345fe26355ffe492d2f4d3df5f735...
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.