OpenTechnical

OT-2026-000023942

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, sustained 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-2026-000023942) never changes.

Identity and time

Publication numberOT-2026-000023942 · never reused
Internal UUID01a0ae70-aed6-7cee-b62d-bd1eb3770bb1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:55.528856Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023942
StatusPUBLIC

Content hashes

Canonical texte8b310246a54f10ff4412094a1986a714f6a5a2348504ec38784c38b197e191b
Markdownfd58e2d7304589af90012015f0ea6d2907f50c79c2e1c9ad7200a5f34122a002
PDF
Publication page8154073f8858f3907f99cc6a83a3d779e4afb5183240d2b6847ca64b1cc9d8c0
Manifest3b051c722dd813a80b09844e7ea5bfe9d678766d327a27836b3a0c627946e11b

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
Signature1LUk7oxkPoi15/VqHcrDUwgPjqKNRk80pL9TE+Tgsc/OKnPtpQ/Kchi8ImHR9pgxN5auCi1XWI8lLa4uScbWDw==
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

2026-09-17T11:50:34.318297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023942
observed 8154073f8858f3907f99cc6a83a3d779...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.300350ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023942/manifest.json
observed 3b051c722dd813a80b09844e7ea5bfe9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.284317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023942/publication.md
observed fd58e2d7304589af90012015f0ea6d29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:50:34.262393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023942/publication.txt
observed e8b310246a54f10ff4412094a1986a71...
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.