OpenTechnical

OT-2026-000100332

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, pressure sensor per zone, 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-2026-000100332) never changes.

Identity and time

Publication numberOT-2026-000100332 · never reused
Internal UUID01a0aea3-3054-76ee-a78e-ab6852c8773f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100332
StatusPUBLIC

Content hashes

Canonical text49b74fcc3467128a1b2fe902c011006c771b25452aa48e94333bf59c84769ad5
Markdown9ad9be6c96d427361de8e9f46844292ffd3ba1227860ce0b3caa7f7c15229693
PDF
Publication pagecb3fbb8ece297c66f5311f0387cb85f2bc3f805137b657883e88dc39d0e030f3
Manifestc953a18f8f6d75a99f1b5dd83ca7f1393c6a22a1fa64f544695317aa2fb44382

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
Signatureo0pkzHcZOrvOJnDIvdoIFK3GY3NearHyv8OuF4v50tAQkJJADz8IWTTGLWNDfYVjhJoHGxfMQbtaKYVSoRBYCw==
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

2026-09-17T09:30:16.657218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332
observed cb3fbb8ece297c66f5311f0387cb85f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.638470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332/manifest.json
observed c953a18f8f6d75a99f1b5dd83ca7f139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.609800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332/publication.md
observed 9ad9be6c96d427361de8e9f46844292f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:16.578468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332/publication.txt
observed 49b74fcc3467128a1b2fe902c011006c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.113890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332
observed cb3fbb8ece297c66f5311f0387cb85f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.093762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332/manifest.json
observed c953a18f8f6d75a99f1b5dd83ca7f139...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.076138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332/publication.md
observed 9ad9be6c96d427361de8e9f46844292f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:39.058981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100332/publication.txt
observed 49b74fcc3467128a1b2fe902c011006c...
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.