OpenTechnical

OT-2026-000006059

Publication integrity record

Porous face vacuum gripper, four zone face, four outlet manifold, two stage ejector, contact triggered

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-2026-000006059) never changes.

Identity and time

Publication numberOT-2026-000006059 · never reused
Internal UUID01a0a94d-f895-7536-9370-ec2646177ca9 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:20:54.552511Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006059
StatusPUBLIC

Content hashes

Canonical text991962b901fe687a2aa307da48d475d7c22c9e8d512b9564378493fd77a59457
Markdown487fd038da96ce33bab4a507dcd86adc2fbb49c7d3d5ba5914e2bd3146de86a1
PDF
Publication page13fbc46c34a20593548042d7578146d35ef176cf5d5e48dedbf5f993e05875cd
Manifest1331e66db5e9fc69085dc16a6fae21b436100fbcbdb0cb6fb2cbbb85e7e97f79

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
Signature629MS2M/xP7HJnTfrw18ol2YHAIdbk5gKqjADGqwIEUFvcU7bSMeqp7KqJHBx7CDJffTHqhGDgMQz9+A79ROBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:32.129648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006059
observed 13fbc46c34a20593548042d7578146d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.990460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006059/manifest.json
observed 1331e66db5e9fc69085dc16a6fae21b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.977283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006059/publication.md
observed 487fd038da96ce33bab4a507dcd86adc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:31.964461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006059/publication.txt
observed 991962b901fe687a2aa307da48d475d7...
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.