OpenTechnical

OT-2026-000033330

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump 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-2026-000033330) never changes.

Identity and time

Publication numberOT-2026-000033330 · never reused
Internal UUID01a0ae75-8980-7239-bd51-3868b859c32f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:13.649513Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033330
StatusPUBLIC

Content hashes

Canonical texta01dac03a6b59f919a82d2cf3b784b720110a767f712d4412a127b067272222a
Markdownc8b697cf3fab05a91c95d773f1838da347594885846f8a747407651de3db649e
PDF
Publication page6ab1280dba67272e52049d425ea66df91124d0b96d0e3507693f9f196268dd3d
Manifestbe5179ca7d1a7b1c2945001c27ae3962c91dd211f27a24e79ccea399f9c57878

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
Signature0ol+yLduIjDMA+7jLXlvGEWP5/Cgi37ZWNb6agW1mkRl3XXpx2EWaVvodxytCGnBYvt1PKKBZwrZ2o8OndLCCw==
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

2026-09-17T11:32:05.022130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033330
observed 6ab1280dba67272e52049d425ea66df9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:05.005137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033330/manifest.json
observed be5179ca7d1a7b1c2945001c27ae3962...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.988799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033330/publication.md
observed c8b697cf3fab05a91c95d773f1838da3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:04.972025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033330/publication.txt
observed a01dac03a6b59f919a82d2cf3b784b72...
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.