OpenTechnical

OT-2026-000013393

Publication integrity record

Six cup vacuum gripper, six outlet manifold, two 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-2026-000013393) never changes.

Identity and time

Publication numberOT-2026-000013393 · never reused
Internal UUID01a0ae6d-6fca-77ff-aa11-2d970613df2a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013393
StatusPUBLIC

Content hashes

Canonical texta1515887ec86676e7419c099028149ab552852ef27729e6c3eebf6915f67158a
Markdowna6f3ba33b28e749160f8592ea31513c4ed0206c76fc5e95ce4544c3a4b4171fd
PDF
Publication paged5c6eaa04e7e4c3aa045e44f97da3c2123d602a44ce2e0de0f95afce23641362
Manifest0fb2563c639cdceacca8558bd555bd544cb144d28f02253fdb650548fef0c1ef

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
SignatureYBJLUoR3qBmQDSkkxgKNNiBfF2WgJtnqr4Sa+qHNxFa6M44xshT7FrjevC/iTlrKILqgEi1RohmJuLVd1cUTCw==
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

2026-09-17T12:09:51.907361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013393
observed d5c6eaa04e7e4c3aa045e44f97da3c21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:51.888257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013393/manifest.json
observed 0fb2563c639cdceacca8558bd555bd54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:51.868192ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013393/publication.md
observed a6f3ba33b28e749160f8592ea31513c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:51.848546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013393/publication.txt
observed a1515887ec86676e7419c099028149ab...
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.