OpenTechnical

OT-2026-000077427

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000077427) never changes.

Identity and time

Publication numberOT-2026-000077427 · never reused
Internal UUID01a0ae94-f509-77e3-8fb5-e6e79c3477e9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077427
StatusPUBLIC

Content hashes

Canonical text1d33d3f025602ca66088f5239fdb86fc4cd21aff5546a778160d78f7cff53b62
Markdowne5636453479055cf77016009dfd593852656c531c131ef20b098ba881b336f43
PDF
Publication page15b53a32058732738eb6bc65c7fa67bfedbcafe8e3bf814739001879f885f57a
Manifest8f7eda82d56da4a808bab184ee25eb0f48e784406dd4ebbc5e414ac093cb28f3

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
Signature0Om1IuA30Yv5aejft4syvanN+UkaInL/LioLf7IKnTGxEJToimy7AuuKdsd+bqd9beCT6w7Opbbdz9HkBCA2Ag==
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

2026-09-17T10:09:04.755275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077427
observed 15b53a32058732738eb6bc65c7fa67bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:04.736216ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077427/manifest.json
observed 8f7eda82d56da4a808bab184ee25eb0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:04.715608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077427/publication.md
observed e5636453479055cf77016009dfd59385...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:04.660561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077427/publication.txt
observed 1d33d3f025602ca66088f5239fdb86fc...
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.