OpenTechnical

OT-2026-000082569

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000082569) never changes.

Identity and time

Publication numberOT-2026-000082569 · never reused
Internal UUID01a0ae97-8cc7-71c4-b3be-c25beff9d08c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082569
StatusPUBLIC

Content hashes

Canonical text3367a5c6718a19c53a6d7ca0d4321cbd557e73b481418abdccd6f9d8f918a1c4
Markdowne6ee3b74a7a46bb71264b31030ef585f07a106153f1aaf0d797d97c2078b035d
PDF
Publication page5f23b5069ef5d2b3d57d286e8373e2eb1cb6e02e96f65fa3dc2cc34329179fa5
Manifesta215f06638fbd294ad283c879e3eb1f4df96ac51dddeb6befdc139c75b03da97

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
Signaturez1/NiJC1rfFFlToOWUK7S87O9Q8VNo8NgBe6kjCW/RZfgYNEqI9tHprBvyrfADbpSnhzLVpvlE9sMyTNf0RxCg==
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

2026-09-17T09:58:00.504239ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082569
observed 5f23b5069ef5d2b3d57d286e8373e2eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.489314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082569/manifest.json
observed a215f06638fbd294ad283c879e3eb1f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.472855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082569/publication.md
observed e6ee3b74a7a46bb71264b31030ef585f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.456507ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082569/publication.txt
observed 3367a5c6718a19c53a6d7ca0d4321cbd...
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.