OpenTechnical

OT-2026-000045296

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000045296) never changes.

Identity and time

Publication numberOT-2026-000045296 · never reused
Internal UUID01a0ae7c-f76b-722f-a018-0b9ed521abba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045296
StatusPUBLIC

Content hashes

Canonical textf0ede03a99cd02e5e79ec6b661292d25474f6ef7372524530d4d8e4d2d23b611
Markdown43b0ed630680dcf081a6e921fc24ef435e8639fe2b5a1c5c156e8120dbf2ca27
PDF
Publication pageca4d890eb9f282b0a3fcc882aec663a957ba058371b2a82aac417ebaf1011f50
Manifestd6d705069cad6d7445a87047fceea80bc7faa38f7c2efbd3874bd1ebd4edd167

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
Signature/+zFVh01df5+PqOrTMbvutcg9skcVd/c1nQAOELTeI0IyY+aN7GWc0PpmzveFnwX9NlQiN09cSVQG6xUvL9sCQ==
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

2026-09-17T11:10:30.982343ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045296
observed ca4d890eb9f282b0a3fcc882aec663a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.961931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045296/manifest.json
observed d6d705069cad6d7445a87047fceea80b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.943271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045296/publication.md
observed 43b0ed630680dcf081a6e921fc24ef43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:30.926206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045296/publication.txt
observed f0ede03a99cd02e5e79ec6b661292d25...
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.