OpenTechnical

OT-2026-000030579

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pulsed blow-off before 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-2026-000030579) never changes.

Identity and time

Publication numberOT-2026-000030579 · never reused
Internal UUID01a0ae73-e505-7bc9-858e-0bf368241291 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030579
StatusPUBLIC

Content hashes

Canonical textfd0255d2732b466c802edb556c17dc7c1e40fa27fa3540a02bd76b91854601cb
Markdowne3d5922b4cdfc9ada8e90518f8b5a834163b5dd03fefc9a8aae26a38bd378fea
PDF
Publication page26baacb47288c84218bd710ab4fdfae79dbbbc6b6ec18b4561606a18264213a4
Manifestaa2313baf91537f2eda4738145c717b7b848237e952cc754dbbb5f857ed5c4ed

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
SignaturexmjEz49gToW4aNfObN3HJJ4n0xHE9XQh7Kfz7PJnAJTwbkfhFXADK83LCsAbbXLu0Bj46YAS5brMMG4Cm5bgCA==
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

2026-09-17T11:38:27.237790ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030579
observed 26baacb47288c84218bd710ab4fdfae7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.220087ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030579/manifest.json
observed aa2313baf91537f2eda4738145c717b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.199959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030579/publication.md
observed e3d5922b4cdfc9ada8e90518f8b5a834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:27.182584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030579/publication.txt
observed fd0255d2732b466c802edb556c17dc7c...
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.