OpenTechnical

OT-2026-000032599

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two 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-2026-000032599) never changes.

Identity and time

Publication numberOT-2026-000032599 · never reused
Internal UUID01a0ae75-1070-7643-9518-063968fc3654 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032599
StatusPUBLIC

Content hashes

Canonical text894d5a8f29a3c9e662ff3e08d6d50e4358573f5ddd14c8d1c2a93b98ed97b979
Markdown304e54d3952f9406531b6a5a6a0576ac6f9b30c06d0153a4a914657d965df9c7
PDF
Publication pagea7ea3bf0be422dd35afcbf5bf5be1c577ac79d50c5944500c8b8d938d8bbbb82
Manifest38d7a90dd2970adb8f5e4ac2e0114092e6d0772a9a7ac2e1e6893b666d65b167

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
Signature6rpyxbgBlG5tLd/FYzHcvW+3ER4h6t7CeobBlldbxWWoyBhB86OVBjmlGiP7LE/CXvHEalTicEQQ1/9TeCZWBQ==
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

2026-09-17T11:34:10.794393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032599
observed a7ea3bf0be422dd35afcbf5bf5be1c57...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:10.777575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032599/manifest.json
observed 38d7a90dd2970adb8f5e4ac2e0114092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:10.762134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032599/publication.md
observed 304e54d3952f9406531b6a5a6a0576ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:10.746437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032599/publication.txt
observed 894d5a8f29a3c9e662ff3e08d6d50e43...
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.