OpenTechnical

OT-2026-000016560

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000016560) never changes.

Identity and time

Publication numberOT-2026-000016560 · never reused
Internal UUID01a0ae6e-2d14-7444-b237-039014f9e60c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016560
StatusPUBLIC

Content hashes

Canonical text87f404e97a0737afd43d9a7597660034a1a7ae140cb34ec4779ea811fb306930
Markdowna98090455c13c5e08241511baa225e3bbb1d0f3ad3f6d21374a6a78f069cb5f1
PDF
Publication page516cf99715080b068e8e6d1bf47cc125c104a0d8da66ac9953c44dec710c4d2d
Manifestdaf3e9f165da186b3097c2d49599ce887c43806382dcb7ef5788a71f8f1364da

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
SignatureNeJ5zEsFAZ8auCekDVr9KTD1+m6v0auNzBP5LS2KRNhTncAnQRlZBKeeWG1M7Y7RMRMV90YpF29vqda0WSG+Dw==
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

2026-09-17T12:04:47.307560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016560
observed 516cf99715080b068e8e6d1bf47cc125...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.289817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016560/manifest.json
observed daf3e9f165da186b3097c2d49599ce88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.270000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016560/publication.md
observed a98090455c13c5e08241511baa225e3b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:47.252230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016560/publication.txt
observed 87f404e97a0737afd43d9a7597660034...
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.