OpenTechnical

OT-2026-000097334

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, 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-2026-000097334) never changes.

Identity and time

Publication numberOT-2026-000097334 · never reused
Internal UUID01a0aea1-01cb-76ca-b546-5b64cca34fb7 · 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-2026-000097334
StatusPUBLIC

Content hashes

Canonical text944b86e2569be82f4ed3333fbb7b22758d828c4ef5fc4851501ee6f5183d7a7d
Markdownc1718c1a3115d55f29cb1577e962a4c2a3acac936ec9c22873d9aabeabf9f119
PDF
Publication pagef01146760fb757832cdcfe30648b89875a246b444b9e16990c717d6342118971
Manifestb8e78e80c6c912155ab122323c773163a18d8abffeb101801392c2b2064ed782

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
SignatureSykCuE1EifUWQs/ltW8ZiPyyvZ52UUFtu+kVikZfm+o4bUvP3RyCKrqjuY9ISbh/lcLF/6ZbAyhwyXOhgiFOBg==
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

2026-09-17T09:33:36.057601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097334
observed f01146760fb757832cdcfe30648b8987...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.042823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097334/manifest.json
observed b8e78e80c6c912155ab122323c773163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.024587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097334/publication.md
observed c1718c1a3115d55f29cb1577e962a4c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:36.007857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097334/publication.txt
observed 944b86e2569be82f4ed3333fbb7b2275...
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.