OpenTechnical

OT-2026-000093017

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line 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-2026-000093017) never changes.

Identity and time

Publication numberOT-2026-000093017 · never reused
Internal UUID01a0ae9e-090f-7727-8893-c103b94fa661 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093017
StatusPUBLIC

Content hashes

Canonical text9f3ae5a34e6e644626d07ffc63359a3c96af23fe40d0ad81542a3f62770b2b55
Markdown4c114680027bb4a46e1843b9f20085e917c5c481941677901d5b39eea2f27723
PDF
Publication page412e5c53d46cd927134379858945a0dff10f433aa11f1f5625f10041c0b866ba
Manifest3ded0d3988c9cf66dc4da286e3c86815c6a0abb4fc1e8f4d30c1b821268ff9b8

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
SignatureR96P+ENoYsXLxDjP98FuIr/rgKBMUqy7Wm3fharKP7G9MwWiflt58VcpKzXcMO2oXiOXHgZ7394mtVKZ6ex9BA==
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

2026-09-17T09:40:13.609341ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093017
observed 412e5c53d46cd927134379858945a0df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.592264ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093017/manifest.json
observed 3ded0d3988c9cf66dc4da286e3c86815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.571514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093017/publication.md
observed 4c114680027bb4a46e1843b9f20085e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.554807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093017/publication.txt
observed 9f3ae5a34e6e644626d07ffc63359a3c...
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.