OpenTechnical

OT-2026-000033159

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pulsed 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-2026-000033159) never changes.

Identity and time

Publication numberOT-2026-000033159 · never reused
Internal UUID01a0ae75-4844-7d33-867d-fa58aac1a915 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033159
StatusPUBLIC

Content hashes

Canonical text0d3d22ba73df30deccc8ed4ee0896ddd333a47702fe2cf352308364937d6b9f1
Markdown98ae0cfcf36361292a249d91e2441a01bd3d394f3ff7d6fca5d23de3b5e13229
PDF
Publication paged90e94d1b5706805fff8e915a89bb525aafed4856a48ea082293dc36e547cc1e
Manifest60c2f29ecbf7bf81295f79cd21fa73d12f1dbcc8de10c9441d6de54813c71c7c

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
SignatureTNfGGTJq0EpltRnEUpQUN8UPYOL25CLsS6hLwE/Eqh75f+NhvTDPOiCDA+t8/QQl3Cu/MfayyiLJDfK0V8v6DA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:32:50.842784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033159
observed d90e94d1b5706805fff8e915a89bb525...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.827569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033159/manifest.json
observed 60c2f29ecbf7bf81295f79cd21fa73d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.810990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033159/publication.md
observed 98ae0cfcf36361292a249d91e2441a01...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:50.791137ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033159/publication.txt
observed 0d3d22ba73df30deccc8ed4ee0896ddd...
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.