OpenTechnical

OT-2026-000009291

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, vented 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-2026-000009291) never changes.

Identity and time

Publication numberOT-2026-000009291 · never reused
Internal UUID01a0ae6b-31ba-7b8e-ba8f-507a44d0122b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009291
StatusPUBLIC

Content hashes

Canonical text6fe6238d92f0e97df66e2efd8f68c01c2663a4d3ce766bacb71a7a6d6bf643fa
Markdown6ded63cb135d0fa22b4e5d6a93480834908ffac280a87eb6c2db525836464ae2
PDF
Publication pagec92c40e194af52e306db6b351d13c7c9afbf4936a6487ebdab8d241bb6daaa2b
Manifeste7b28f29c65b96461989c90e9b24dbe7e7812378f0283d56cbed051eed0bf36b

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
Signatureo6Sc/9iDt18iqe9Mvy2UlG7Fuaq7ic1TYSGr2khUuLxZ/X5LU35GIzdY3IJ6x69L0rVySAo6p5Y7dY8pi/lxCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:03.651173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009291
observed c92c40e194af52e306db6b351d13c7c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.632679ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009291/manifest.json
observed e7b28f29c65b96461989c90e9b24dbe7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.611589ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009291/publication.md
observed 6ded63cb135d0fa22b4e5d6a93480834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:03.590540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009291/publication.txt
observed 6fe6238d92f0e97df66e2efd8f68c01c...
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.