OpenTechnical

OT-2026-000072785

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three stage ejector, supply line 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-2026-000072785) never changes.

Identity and time

Publication numberOT-2026-000072785 · never reused
Internal UUID01a0ae92-89da-7285-941a-bd8f397e68ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:54.283203Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072785
StatusPUBLIC

Content hashes

Canonical texteb872c1eb31161d0a331a2fa768058dbfe1118362c2521e471d160a9fc1781df
Markdownb3f7f74894a215a1f2b566166d92ae4ad725f4eb985af32c94182c23d80c7236
PDF
Publication paged34c5ddf8d9e5806dddcdf4aa59bca4a52ae137e7a46c034e57a525c6648da9e
Manifesta539e4e8f5d6a3e902563f290598d6ff79a98978c97994cee53b90924bcd363e

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
SignaturesVOsarXY/Hx0JCZSsWCk7dGRGuMSxfvWP+zv+Z6dlDjoY1+TB3WKwHprG84q1Nsa0YTlLXaHhQL4CB6RHK+DDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:22:41.828983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072785
observed d34c5ddf8d9e5806dddcdf4aa59bca4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:41.811517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072785/manifest.json
observed a539e4e8f5d6a3e902563f290598d6ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:41.794715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072785/publication.md
observed b3f7f74894a215a1f2b566166d92ae4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:22:41.776612ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072785/publication.txt
observed eb872c1eb31161d0a331a2fa768058db...
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.