OpenTechnical

OT-2026-000091345

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000091345) never changes.

Identity and time

Publication numberOT-2026-000091345 · never reused
Internal UUID01a0ae9c-f16c-7792-8397-2591e0aec16e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:16.158740Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091345
StatusPUBLIC

Content hashes

Canonical text34c71b841cb4affbb5b531905dae7813367e49f2ba79f43c80433e2d0977d9f4
Markdownd6404a8033c85a520b31dcc5c7619a9efd12bc39c07dc4ad8c2ea8241a901124
PDF
Publication page1d618f575cf771ad4811c1c3fd7a158903d8834497c8043128570b0af2ecbfb9
Manifest14bddbbf1b18964fe42763bd0ca6de41472e5f51a83373561585e9d45ab1ab5c

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
Signature2M2iTFodBZw0+SBBZCXULkDmNVG3QblpYLk9gnai+Dmdb1BqA2Zgsj/x5+qQ9GkjUurI2q0qYhd6VYuQkXvABg==
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

2026-09-17T09:43:33.326888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091345
observed 1d618f575cf771ad4811c1c3fd7a1589...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:33.310749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091345/manifest.json
observed 14bddbbf1b18964fe42763bd0ca6de41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:33.292721ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091345/publication.md
observed d6404a8033c85a520b31dcc5c7619a9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:43:33.275838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091345/publication.txt
observed 34c71b841cb4affbb5b531905dae7813...
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.