OpenTechnical

OT-2026-000034098

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000034098) never changes.

Identity and time

Publication numberOT-2026-000034098 · never reused
Internal UUID01a0ae75-df0c-7c3a-b00c-d463c5ed3713 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034098
StatusPUBLIC

Content hashes

Canonical texta432650929e028369d03f61353e0c87992c6e8934721f5ca908eea993ab4f661
Markdown575d5c9792ae93294ab11941dfad32d6f7061e3a77665690034169023a31b340
PDF
Publication page373b03f67242960dea06dcc1dc64bd091a2752a6cf9312bfef15b43a59bf36c5
Manifeste8a4c233f1a4ef712e57ba3768708bfe0396ba7e429162ab698a37c8e189dd6b

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
Signature69P77eLiNmVzJTURs+E1O+eJoX1U/D10godPfvQpIzZkeZ9cwr9F6uaW5QyDHnYzD8oxQrdfRqChjBDO9MKqBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:28.585489ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034098
observed 373b03f67242960dea06dcc1dc64bd09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.569727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034098/manifest.json
observed e8a4c233f1a4ef712e57ba3768708bfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.551985ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034098/publication.md
observed 575d5c9792ae93294ab11941dfad32d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:28.533536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034098/publication.txt
observed a432650929e028369d03f61353e0c879...
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.