OpenTechnical

OT-2026-000097092

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained blow-off before 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-2026-000097092) never changes.

Identity and time

Publication numberOT-2026-000097092 · never reused
Internal UUID01a0aea1-01c9-79f3-a0d0-a388a21f315d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097092
StatusPUBLIC

Content hashes

Canonical text82a23764984bd5377d7f2716010b273374ba11a99abacb721f0f5f751ee13e72
Markdownf69b8f49bdfa8b61b7709385c03293f0b660ee7fc79dac6e8f9f3f2189f57ef7
PDF
Publication pagec17ae7c3c82b3b63c7e99f0b259c715049179c3d6566551b24f62725419e7278
Manifest5c7d1fa0479bd4eac161511538046c48c52529b1f3fc5a4ed8823bf3ba939fed

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
SignaturebBcgxwahc9fA/iOTmk0ynd1PrGQ4/ZLj2IW3XNtyt3MNccjawjU+Ccpao9DgZbGYXOnDr8szmsXqb9yQlSmtBA==
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

2026-09-17T09:10:42.181745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097092
observed c17ae7c3c82b3b63c7e99f0b259c7150...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.160551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097092/manifest.json
observed 5c7d1fa0479bd4eac161511538046c48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.139495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097092/publication.md
observed f69b8f49bdfa8b61b7709385c03293f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:42.102356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097092/publication.txt
observed 82a23764984bd5377d7f2716010b2733...
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.