OpenTechnical

OT-2026-000094900

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000094900) never changes.

Identity and time

Publication numberOT-2026-000094900 · never reused
Internal UUID01a0ae9f-2dee-747c-8b9f-a15b9a7e16b0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094900
StatusPUBLIC

Content hashes

Canonical text15f1923e4662dd0a92d61f44a39ba9cc562bd184f56b473653bee77be1b89d28
Markdowna2ad523e5cfb8246e7fe1043d897d2e7ad54544a646381ea3d5dad9c91e28d65
PDF
Publication page28525f88e335710b6388c38753550370c52b1889c031147818ed2bba8750fb01
Manifeste5f1a77f33a80f09075c6ff33af6006eee25d0e6a88ae629fc1d0ac085422f87

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
SignatureRvSFhABHA8L+HPGsEAJL0Q+U+OeNOE/GwPLCfLZWNN8LvYwrpDXa1Cx8BJOOH92tRpj384m6AAf77MQ8FEXhDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:25.364456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094900
observed 28525f88e335710b6388c38753550370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.348091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094900/manifest.json
observed e5f1a77f33a80f09075c6ff33af6006e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.329395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094900/publication.md
observed a2ad523e5cfb8246e7fe1043d897d2e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:25.312153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094900/publication.txt
observed 15f1923e4662dd0a92d61f44a39ba9cc...
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.