OpenTechnical

OT-2026-000013329

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum 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-2026-000013329) never changes.

Identity and time

Publication numberOT-2026-000013329 · never reused
Internal UUID01a0ae6d-6fc9-7e96-88c0-24eaac093e0d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013329
StatusPUBLIC

Content hashes

Canonical text49c7919eed1c54a572f162518a71716fb193b5d240838d283c0896796de205d3
Markdown232ab9ba8306bd6cc8ee645ad25c56ae643f90118364ad904bd2425088365f5a
PDF
Publication page4fe1f6703b0833dcf89a0a7046ee4d570c99171f3d58380273dc05934ac0a409
Manifest364c4ea966945a01c1c80a8af0dc23d5d91fd97c58ffd297fd99f4f97efb77a0

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
SignatureRpsQBZpNhnJPkvcbGmKq0InEbMNNNu8Jn+0yxSbEwsmkfWl78jY56Qk2hZAaJCsoqFxeUFIsj0SElpqaWd0rDg==
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

2026-09-17T12:09:46.067539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013329
observed 4fe1f6703b0833dcf89a0a7046ee4d57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.047682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013329/manifest.json
observed 364c4ea966945a01c1c80a8af0dc23d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.029994ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013329/publication.md
observed 232ab9ba8306bd6cc8ee645ad25c56ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.009667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013329/publication.txt
observed 49c7919eed1c54a572f162518a71716f...
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.