OpenTechnical

OT-2026-000032243

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, pulsed blow-off before set-down

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-2026-000032243) never changes.

Identity and time

Publication numberOT-2026-000032243 · never reused
Internal UUID01a0ae74-f7a7-7a9c-9a43-d1372cad166b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:36.332587Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032243
StatusPUBLIC

Content hashes

Canonical textf87f98bd9a6e3f8cd28e1468d9e0625cbfb26b577f6513587d89e88ffb05740c
Markdown422bdafd53315b8cfc827898aa5bb0b6b460596af524dd0dbc7625016979a0c8
PDF
Publication page3940129189bbc33ea25bcbfed6cad0d9f14b362909dcf769d598a21756c81aa1
Manifest3fd7fed16a2b0ff13e50082d819358497c034b6ea60e82472f5a4a9d0cd6876c

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
SignatureZ4YZAq3IPpHfiXS90XF/fZ8R80M6uuFVfJsj8M/KivH5+C36o7d7r6t2VMVOnNBYG1w0jNOd0C8cWlhg4nyHBw==
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

2026-09-17T11:34:35.917194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032243
observed 3940129189bbc33ea25bcbfed6cad0d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.898727ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032243/manifest.json
observed 3fd7fed16a2b0ff13e50082d81935849...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.879689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032243/publication.md
observed 422bdafd53315b8cfc827898aa5bb0b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:35.863208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032243/publication.txt
observed f87f98bd9a6e3f8cd28e1468d9e0625c...
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.