OpenTechnical

OT-2026-000045540

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000045540) never changes.

Identity and time

Publication numberOT-2026-000045540 · never reused
Internal UUID01a0ae7d-8f02-7015-8375-ff642b9ce834 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045540
StatusPUBLIC

Content hashes

Canonical text4c8465627613941045e20f47a2a29bdd8af51906c7a728a6eec89e3019cd7997
Markdownbcb1a6a509887c8ea767ff417efb444ef7a29678e083dc2a70827f3a9e305577
PDF
Publication page85e2d922ec84635f216094ce826ea8e0e1bea217e6c73a62e5416127d75ccc7d
Manifest598f435afcae494849c6a8e5eb3c11668e0f8c3f8e91b87ab0d317abae80a5c2

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
SignatureojWhIWnSg1wJ5Sdyt30SDiWRWV61ECMe7BM7BEx5oEd1uPB0rtkTi3e0UK81UY+aNF+3JoBc/le5M6b65HlFCA==
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

2026-09-17T11:09:17.325875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045540
observed 85e2d922ec84635f216094ce826ea8e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.307266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045540/manifest.json
observed 598f435afcae494849c6a8e5eb3c1166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.287641ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045540/publication.md
observed bcb1a6a509887c8ea767ff417efb444e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:17.269896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045540/publication.txt
observed 4c8465627613941045e20f47a2a29bdd...
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.