OpenTechnical

OT-2026-000099341

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, sustained 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-2026-000099341) never changes.

Identity and time

Publication numberOT-2026-000099341 · never reused
Internal UUID01a0aea2-c972-7e3d-9dc4-e12595dd75f5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:39.138466Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099341
StatusPUBLIC

Content hashes

Canonical text9b5e551cf39c42f261db4963cd645741c2cab328533295c788e4e7795173fa52
Markdown723c3aef5d85604f5f7f212d5a75c9d9b0219d3dfcaa8abfc61da21919156ceb
PDF
Publication pagebf3f765a478afe32ef4b847c19904828da5fc836505d8a26a8b578376429c8de
Manifest4d9fb3e767114e01534f2f4945792cfb28872ebb9d4970a12a22da3d10850ab0

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
SignatureeGzKKwKKr9GYduBS9/zJk4Lu4wUrxBpd1FiE9dtX8VOPN6zJyfFphFJo2jApI3O+7JXevYFNQ7ehnK9Yrg4BCQ==
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

2026-09-17T09:29:05.350691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099341
observed bf3f765a478afe32ef4b847c19904828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.332291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099341/manifest.json
observed 4d9fb3e767114e01534f2f4945792cfb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.314518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099341/publication.md
observed 723c3aef5d85604f5f7f212d5a75c9d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:29:05.297573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099341/publication.txt
observed 9b5e551cf39c42f261db4963cd645741...
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.