OpenTechnical

OT-2026-000092353

Publication integrity record

Four bellows cup vacuum gripper, four zone face, two 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-2026-000092353) never changes.

Identity and time

Publication numberOT-2026-000092353 · never reused
Internal UUID01a0ae9d-875c-7964-aa77-cc641ee6617d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092353
StatusPUBLIC

Content hashes

Canonical textdfcd7209ed99968dc14170caa36ee8eebe7c31b28a23ec7193863590b60e7443
Markdown6c3bb76e77f55446e8a57f525a9f5686399c676e1de87db3d09a1787a34ef6ae
PDF
Publication page776cd27db37cdb7aaeabf2415ae669bac87717f0f22e1d9265816643a298f3c4
Manifest005941908ab10382f9e29fb66def2167a3467c31530e116d5b97e72a142ac9c9

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
SignatureFT2wI1lWs2MXpKJ/x29IJo6Wgm8Wk3u0HI+AQ9QQd13t9SZsEhZMDMqEwzlPVBy4V2464kBQxU0Gx+408/IUCg==
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

2026-09-17T09:41:54.284533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092353
observed 776cd27db37cdb7aaeabf2415ae669ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:54.268493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092353/manifest.json
observed 005941908ab10382f9e29fb66def2167...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:54.251357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092353/publication.md
observed 6c3bb76e77f55446e8a57f525a9f5686...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:54.232984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092353/publication.txt
observed dfcd7209ed99968dc14170caa36ee8ee...
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.