OpenTechnical

OT-2026-000005762

Publication integrity record

Porous face vacuum gripper, per zone isolation, six outlet manifold, two stage ejector, contact triggered

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-2026-000005762) never changes.

Identity and time

Publication numberOT-2026-000005762 · never reused
Internal UUID01a0a943-f3df-757a-b611-6f3662fc67b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:09:57.985803Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005762
StatusPUBLIC

Content hashes

Canonical textbff6e17a597b5d23392063365d1473c84a9190e34bf3a62ec48d365cf3ef1bea
Markdown9bf1f155148406431209f1ec40742228be5e9b3a2eb2ae182404dc424ab77c85
PDF
Publication pageecb1434ca48aa15135a361e99738c628d028bbb6c5b3ea5a19e74eb5818c01c0
Manifest390493791c4aa4d18262a8c87634b4e10a508554e51f8d6301015d0305b19072

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
SignaturejplZP88zj8RLtMp4cJ95lOubZn8O0FWv7pYb2AfXcmzVdU0jFnpzItu8dNkfXJRP9/3kguvtJYmndIQx/WZsDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:02.883419ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005762
observed ecb1434ca48aa15135a361e99738c628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:02.743830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005762/manifest.json
observed 390493791c4aa4d18262a8c87634b4e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:02.724833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005762/publication.md
observed 9bf1f155148406431209f1ec40742228...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:02.708114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005762/publication.txt
observed bff6e17a597b5d23392063365d1473c8...
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.