OpenTechnical

OT-2026-000022016

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000022016) never changes.

Identity and time

Publication numberOT-2026-000022016 · never reused
Internal UUID01a0ae6f-bb5c-7737-a47b-8cb16abd5ec3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:53.201585Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022016
StatusPUBLIC

Content hashes

Canonical text0751ff614a8e477820dc93c0ddc6ce60c75d1977e70d2fdcfcf52d716ad31729
Markdown9adaf0f379685d6c23ba8e289401b0bc1665e396352ee5d80cfbc7c647b83382
PDF
Publication page09f96d5b3c54bf6fb93cf8712a491b04b018e9aba90ee6d35426484e22707b67
Manifest9a5589a6c9fb5eeaa006ff5ef417a200a09488c566c4e7e4471a8930db0c9ce8

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
SignatureCjxI7MT/SVDZ9EtjQCjpo41ANFVTKqPdlnf6MhkT4rf8+Z1oZbqxE/6pDFXtkyTBTASI82gywkMtRSH48HDnBg==
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

2026-09-17T11:54:41.983771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022016
observed 09f96d5b3c54bf6fb93cf8712a491b04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.965959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022016/manifest.json
observed 9a5589a6c9fb5eeaa006ff5ef417a200...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.944954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022016/publication.md
observed 9adaf0f379685d6c23ba8e289401b0bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:54:41.924640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022016/publication.txt
observed 0751ff614a8e477820dc93c0ddc6ce60...
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.