OpenTechnical

OT-2026-000040402

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000040402) never changes.

Identity and time

Publication numberOT-2026-000040402 · never reused
Internal UUID01a0ae79-2701-736f-bf1a-93f0097062c3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040402
StatusPUBLIC

Content hashes

Canonical text1eaf2a16d0beaa11004ba3aad44a855956daa5aa43573a6cb7f2b6a0d5e322ce
Markdownf5976a5c8f7a24e45ac5435c3578d83f718dc73a52b160e592593f81095e5792
PDF
Publication page9ecd370e307c046cbde73d226259b7407624111c8cb3c7a754783dbada813dde
Manifest9383170f8bdd8e899da86f4b9e03d786c97e3ed6542cd1671cda0873f789e4ed

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
SignatureOD50Gvb0NZFpDcbKs1a9PbQb9dpwk51NivpH5M7gII3WvgIXQhHziZo+rFrvLC0qrxe/3qRh2zo/9jpCW1u4CA==
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

2026-09-17T11:19:26.073653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040402
observed 9ecd370e307c046cbde73d226259b740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.056905ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040402/manifest.json
observed 9383170f8bdd8e899da86f4b9e03d786...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.037946ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040402/publication.md
observed f5976a5c8f7a24e45ac5435c3578d83f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:26.014248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040402/publication.txt
observed 1eaf2a16d0beaa11004ba3aad44a8559...
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.