OpenTechnical

OT-2026-000043792

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000043792) never changes.

Identity and time

Publication numberOT-2026-000043792 · never reused
Internal UUID01a0ae7b-d676-724c-b5cb-6f0084510422 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043792
StatusPUBLIC

Content hashes

Canonical text927170e3ce45d5bdc83d3c7ad0c7e9e1560b8dec99c5ec7123d0a9d649dec77f
Markdown5ac9bc0fc96a6ef068819961dbee847c73ee99bbabdff17423756f0a4315dc36
PDF
Publication pagea53139a97eee9378114022d8967335e3c0c2ff58727e311cf8404f3092f197e9
Manifest612a4924e8d596fefdf81f96e51bdadc7eab68017fe66d127ed9f421efc68f3d

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
SignatureA0oA0unCKjhS+IQyseCUPU2OQ1loXJ9LMiqfWlYfz9/3VJLIfe/E4i7a7Q22rvbSMfgTX5jgykzNsRPDH+69BA==
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

2026-09-17T11:12:05.460429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043792
observed a53139a97eee9378114022d8967335e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.442538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043792/manifest.json
observed 612a4924e8d596fefdf81f96e51bdadc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.422434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043792/publication.md
observed 5ac9bc0fc96a6ef068819961dbee847c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:05.403286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043792/publication.txt
observed 927170e3ce45d5bdc83d3c7ad0c7e9e1...
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.