OpenTechnical

OT-2026-000063539

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000063539) never changes.

Identity and time

Publication numberOT-2026-000063539 · never reused
Internal UUID01a0ae8c-f945-787f-9e68-d7e5f72dd51b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063539
StatusPUBLIC

Content hashes

Canonical text6304e708ba69a5512c8d23e2eb64cc680a25383b5d2baccbf4be798ecb15e8ef
Markdownf7351de1aa9785d5ccdead467d454c99b2a272417125fc5adc757eaf670ec524
PDF
Publication page8c5bd31e6b48956a663adb2d96e6ea75377ae5c06a3410d02de8da34286cd47b
Manifest5b674b6d896d27b7f7849ac317d0795b7b32af7093d4e3a67956c241e8be12a5

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
Signature6M1ZnxiFldSh53Uy+hFfV/olFwunVaWq2qfSaYcZqRKRjqN6OZuwaRmNmuSl5mT99KSUFj9Las4BHHyf0ygiCw==
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

2026-09-17T10:37:32.132926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063539
observed 8c5bd31e6b48956a663adb2d96e6ea75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.111541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063539/manifest.json
observed 5b674b6d896d27b7f7849ac317d0795b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.091036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063539/publication.md
observed f7351de1aa9785d5ccdead467d454c99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:32.069112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063539/publication.txt
observed 6304e708ba69a5512c8d23e2eb64cc68...
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.