OpenTechnical

OT-2026-000083004

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000083004) never changes.

Identity and time

Publication numberOT-2026-000083004 · never reused
Internal UUID01a0ae97-c961-7237-9927-956a75bb117c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083004
StatusPUBLIC

Content hashes

Canonical textb1afff51e7c5a5b2f57cafde1bee7d053f295d21c838b6f72aab689450256ffe
Markdowndffd909bab8ca694cbc80ff7c1d7787ae2589be6e9cc02a4d678231b1de7d9fe
PDF
Publication pagef0b5d886eb7d5163e30614919ed9027a53ee850d29d521cdce5747ee092a670f
Manifestf5d0368547e28701750e35a9d19a933c9b51d13e902978fe89591993e427099f

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
SignatureTIElJ0NXOJH0MoCM4QmivDESaj76nDj096LJr0Whc38KHOSKFdJsjCa0cDt/2HO42yAUZhrsjSPu8moE29M8AA==
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

2026-09-17T09:00:06.837675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083004
observed f0b5d886eb7d5163e30614919ed9027a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.678229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083004/manifest.json
observed f5d0368547e28701750e35a9d19a933c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.658884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083004/publication.md
observed dffd909bab8ca694cbc80ff7c1d7787a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:06.640368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083004/publication.txt
observed b1afff51e7c5a5b2f57cafde1bee7d05...
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.