OpenTechnical

OT-2026-000082571

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000082571) never changes.

Identity and time

Publication numberOT-2026-000082571 · never reused
Internal UUID01a0ae97-8cc7-73e3-ab59-9f0d91d96dac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082571
StatusPUBLIC

Content hashes

Canonical textdac17f61ebd29ac5d5e81e569096671fc555238a205023e23c67855361f0e7d6
Markdown4a736dd5170ecbea29fed95d426fcfa77d91f87507901c40419894e69f472d49
PDF
Publication page4f1e22b4a5de03fa970ee6c6e133bd2383ecd02630a80396c703dbb631a5bf21
Manifestc1ef953af24bd82213cdd4e937ef81e3ec325930b26e961c4814b2d35ce6ef1f

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
SignaturetuDLjmIuGpjxrRjPDsp+REULf4dc0AzWuiUlShkg1xHcffRmFJU+mFpDzisGXLJFIT2NBOknQ+ZFXEvcG3BxCg==
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

2026-09-17T09:58:00.665294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082571
observed 4f1e22b4a5de03fa970ee6c6e133bd23...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.649034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082571/manifest.json
observed c1ef953af24bd82213cdd4e937ef81e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.632597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082571/publication.md
observed 4a736dd5170ecbea29fed95d426fcfa7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:00.614054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082571/publication.txt
observed dac17f61ebd29ac5d5e81e569096671f...
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.