OpenTechnical

OT-2026-000093687

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, 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-2026-000093687) never changes.

Identity and time

Publication numberOT-2026-000093687 · never reused
Internal UUID01a0ae9e-508c-7864-827d-14c8bc4b92a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:46.038602Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093687
StatusPUBLIC

Content hashes

Canonical textf6872543d54f60c33598d5db4e6320fea67940b221aed5eb508975d7e003255a
Markdown0a5fed5ebb683f47149241da1518b6afd42500f5a521f5d33e3f8461d382386b
PDF
Publication page36760b365593998d43b482f133391f50638514870df202841c64fdc56a70dc98
Manifest96b971d7d5b941f50ed343ca2adda8c50a1edaf4ebad1d2f0ebe491080e1d635

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
Signature8IbdRrvt9VtHCixXDEGuJhtds21R1OsgUBXHqOMEqZgXYVy1QUIZbmA6FImV5jHOVhshGcYhyVtOI+AUrfcWAw==
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

2026-09-17T09:39:45.043694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093687
observed 36760b365593998d43b482f133391f50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.027749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093687/manifest.json
observed 96b971d7d5b941f50ed343ca2adda8c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:45.010259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093687/publication.md
observed 0a5fed5ebb683f47149241da1518b6af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:44.990116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093687/publication.txt
observed f6872543d54f60c33598d5db4e6320fe...
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.