OpenTechnical

OT-2026-000019326

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000019326) never changes.

Identity and time

Publication numberOT-2026-000019326 · never reused
Internal UUID01a0ae6e-f392-77e5-a7ee-0c13b26a0213 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019326
StatusPUBLIC

Content hashes

Canonical text46c2b2ddbe174d9ab0083b7427f73bdfd66fe0b6f30d09679282c8bbd7e8adb0
Markdownf4913782b490056c7bda7e562fbabbdadad1e2b57856a4a487fcd2fb6133c682
PDF
Publication pagecc025efa0b1807c181f3d8f19abe5f8c7fc773cd033bda7ba8050b62e83499b0
Manifeste1ca7014ef4af5c8f5c3419ca67f875af00d89995acde9d37de9f16a8da89d8d

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
Signaturel++X0VaG7x2LNd7bZthmkOXBaBYk7AOWZtnBDruw8+mF621fygSJKYQj+8MlHhbvYBq5ehq4ywSprYuakS7gCQ==
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

2026-09-17T11:58:41.559687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019326
observed cc025efa0b1807c181f3d8f19abe5f8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.541524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019326/manifest.json
observed e1ca7014ef4af5c8f5c3419ca67f875a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.523766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019326/publication.md
observed f4913782b490056c7bda7e562fbabbda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.504282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019326/publication.txt
observed 46c2b2ddbe174d9ab0083b7427f73bdf...
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.