OpenTechnical

OT-2026-000083225

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, sustained 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-2026-000083225) never changes.

Identity and time

Publication numberOT-2026-000083225 · never reused
Internal UUID01a0ae97-c963-7f31-ba7a-18eb9d096075 · 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-2026-000083225
StatusPUBLIC

Content hashes

Canonical text44d82cb39042a196d1e5ebeb77cc1d660995f61b803779be4dd65a7c23d34736
Markdownf1437cfae6994061d817587b56617f836c2bf22168fed5f96d30284b067e98e4
PDF
Publication page1d777dbd042e752b4e40fd50a7da62969a8aa1298badf46c789d7bdec55e97bd
Manifest1ae3f150732f1976b5f6364a3fc212740ad201904d7a21c1f38a2adcd50b85cc

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
SignatureZHj0LvFXaADK7ZhMljqufnvyv3d9PYPNCwu+IDkvDgBmtEhH09YH8H5vqbZjq0VpUmD708kT0TbuUxXjtXcsDQ==
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

2026-09-17T09:01:09.581502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083225
observed 1d777dbd042e752b4e40fd50a7da6296...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:09.562681ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083225/manifest.json
observed 1ae3f150732f1976b5f6364a3fc21274...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:09.422618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083225/publication.md
observed f1437cfae6994061d817587b56617f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:01:09.398074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083225/publication.txt
observed 44d82cb39042a196d1e5ebeb77cc1d66...
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.