OpenTechnical

OT-2026-000104044

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, pulsed blow-off after set-down, on a tool changer

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-2026-000104044) never changes.

Identity and time

Publication numberOT-2026-000104044 · never reused
Internal UUID01a0aea5-341e-7b1a-8b35-30568fb5f4a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104044
StatusPUBLIC

Content hashes

Canonical text17cb4d4380a1615103e5659183699e32aeae10ec9e337cb3819efb84b13a3cd2
Markdown84d0ca27ec96888a3e6080430f4411f64ffe4dd71bc5bc70e5ffb08f460d514d
PDF
Publication page586f643579fa976690d4d947ed7e73eecb37409937705fcf2483c2359f9d49d8
Manifest8ac943409b5fbff6354429ce44c1dce3f4d66b2367fa74d4d78a71c6c1d1a16b

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
SignatureRxkWHY0FBFryId8QeBdL0tg+TkEhrf97X0XEChHjVhi92dyqqnQy4SEj9HQS4vY/tORWP5KNWJy2+UbhWMZBDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:20:06.613400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104044
observed 586f643579fa976690d4d947ed7e73ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.595082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104044/manifest.json
observed 8ac943409b5fbff6354429ce44c1dce3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.577121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104044/publication.md
observed 84d0ca27ec96888a3e6080430f4411f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:20:06.559436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104044/publication.txt
observed 17cb4d4380a1615103e5659183699e32...
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.