OpenTechnical

OT-2026-000051111

Publication integrity record

Four cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000051111) never changes.

Identity and time

Publication numberOT-2026-000051111 · never reused
Internal UUID01a0ae82-c7b6-7144-b1cc-130ea473be27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051111
StatusPUBLIC

Content hashes

Canonical text890bee6dc2963c99f5f5feb84064b9d81c6db340eda725e1d569b26b6213f215
Markdowncea2e152bdde82669da7958a4ffbb72323b4c6cb86d271015a8538ad2e55914e
PDF
Publication page66d63d921a653516bffc36d64d26653463e66f8c323ae24d4279ebb29bfbd0ec
Manifest9e87abb80ad5a818fd5c6c1cf8c20fa032ed947ad1ff70f86bfce0cb37e83e37

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
SignaturepMmoiwOHiVW5csgvzbft8S5nUBTFFHRWNJEYLiE4sVED6vcKrvcqmnsIr9bqy7aFyiXQCo3JdP7tYh4fA5/UDA==
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

2026-09-17T11:01:03.416158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051111
observed 66d63d921a653516bffc36d64d266534...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.398412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051111/manifest.json
observed 9e87abb80ad5a818fd5c6c1cf8c20fa0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.379348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051111/publication.md
observed cea2e152bdde82669da7958a4ffbb723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:03.360948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051111/publication.txt
observed 890bee6dc2963c99f5f5feb84064b9d8...
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.