OpenTechnical

OT-2026-000014726

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000014726) never changes.

Identity and time

Publication numberOT-2026-000014726 · never reused
Internal UUID01a0ae6d-d093-7854-903c-13315ad00282 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014726
StatusPUBLIC

Content hashes

Canonical text42ba110319012f92e601949860395cb5ae83440194b5e68b4b17ae127a2c2200
Markdownbd9ee38fe688a4762b4af9f7eb9530159f8e6de73e4c49be429230ac21acc049
PDF
Publication page8d39d55cee44d877f7bd8fe50f7ea7aacbdfd8d822ca1e24dc26bfd3c2481e9b
Manifest3a9077f028622c054d155625f8c9a7f7f2590ead85378bed9fe879d41737bc46

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
SignaturehuDIcd6ozOdNDADyuHJEL7fK6DrGHl4J4W8dtMYf8MASvuFVz0qon5Omt0mQgqaVTqgpYrB3RGYh+dEe2b1mDw==
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

2026-09-17T12:06:35.868196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014726
observed 8d39d55cee44d877f7bd8fe50f7ea7aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.850716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014726/manifest.json
observed 3a9077f028622c054d155625f8c9a7f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.830768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014726/publication.md
observed bd9ee38fe688a4762b4af9f7eb953015...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:35.810454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014726/publication.txt
observed 42ba110319012f92e601949860395cb5...
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.