OpenTechnical

OT-2026-000013333

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000013333) never changes.

Identity and time

Publication numberOT-2026-000013333 · never reused
Internal UUID01a0ae6d-6fc9-756f-9f5d-48aef819936c · 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-2026-000013333
StatusPUBLIC

Content hashes

Canonical texta236b2ab951c1821da3db55c2ba3851db2752dd75aaae0f6fc43acc70c7efa10
Markdown974cd242a14df512c922378baa9caa406796273d56d35dbbbd329d68e1b71d04
PDF
Publication pagece818ff0692374d7671fa2cdbcc1f7956d73825205ca6b783bc49d58c430e20e
Manifeste531a0a49502791818209b53fd2952e9845330bb3f6baed99f35abc39b40eee2

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
SignatureiPzanI6EuByzFLf8LSrjRCFd6Lmy6nhnJDKkYE3y4Nhlxqnv694VwKcAG+nJnK1qCSITBNxYYGTnVEu23lsZCA==
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

2026-09-17T12:09:46.405809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013333
observed ce818ff0692374d7671fa2cdbcc1f795...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.385337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013333/manifest.json
observed e531a0a49502791818209b53fd2952e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.364482ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013333/publication.md
observed 974cd242a14df512c922378baa9caa40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:46.344257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013333/publication.txt
observed a236b2ab951c1821da3db55c2ba3851d...
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.