OpenTechnical

OT-2026-000097082

Publication integrity record

Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000097082) never changes.

Identity and time

Publication numberOT-2026-000097082 · never reused
Internal UUID01a0aea1-01c9-776c-b383-a70e25fbfda1 · 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-2026-000097082
StatusPUBLIC

Content hashes

Canonical text491d7bb91665634714839e919b22c92e662a19b20462c323dc7762afd8e41bb3
Markdown4a3e2ec4cba07575cc106989915b63a8c7163e32d952906fd4a1411b3411d50e
PDF
Publication page7a951638a19c0f2a8206f72bbd06b436dbcea3c0f97d28545e6c5f4bd0a78bbd
Manifeste9aa8863b58bffa5a5aeba10e76ecc25f8e457198eae6f22537a9ebbf79393b2

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
SignaturerYXWFwvLCI1BxBRsr+giymy2JuggE6eCsN5HQVV/LfG4FhvafN0ab9Llhz2por8jpJGC0ccLrMfNGoN9J1XoBQ==
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

2026-09-17T09:10:40.593635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097082
observed 7a951638a19c0f2a8206f72bbd06b436...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.444153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097082/manifest.json
observed e9aa8863b58bffa5a5aeba10e76ecc25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.424370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097082/publication.md
observed 4a3e2ec4cba07575cc106989915b63a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:10:40.401267ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097082/publication.txt
observed 491d7bb91665634714839e919b22c92e...
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.