OpenTechnical

OT-2026-000032761

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000032761) never changes.

Identity and time

Publication numberOT-2026-000032761 · never reused
Internal UUID01a0ae75-1071-7762-b750-4b3bc533b9c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032761
StatusPUBLIC

Content hashes

Canonical text527047102a9c6fb40e3e6e6aa6a7068222b04252fe97c385cb1df0b6604a5b28
Markdown02414649fc4e270600bce27d960f583480c26d5e2a45bec6ba453e6e01bf7be5
PDF
Publication page054bc7c36b18d33087da36ec6b6f2473df0483c78e400f152430182ac0d1b863
Manifest5ba8d1ab8b66024950942a0dcc36013d79b77cdff55fc2c2fe52394a5bc39e82

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
SignatureCbIsWKm9JFrkqiaECegUSixY9995FUO/cKVqAiftS5WMGcnOGW+OCB7aDwLwJOs6tJJi6wPuhtyxlc6J5WaiAw==
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

2026-09-17T11:34:23.384397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032761
observed 054bc7c36b18d33087da36ec6b6f2473...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.365588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032761/manifest.json
observed 5ba8d1ab8b66024950942a0dcc36013d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.348040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032761/publication.md
observed 02414649fc4e270600bce27d960f5834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:23.326586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032761/publication.txt
observed 527047102a9c6fb40e3e6e6aa6a70682...
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.