OpenTechnical

OT-2026-000005594

Publication integrity record

Porous face vacuum gripper, four zone face, three outlet manifold, plant vacuum fed, contact triggered

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-2026-000005594) never changes.

Identity and time

Publication numberOT-2026-000005594 · never reused
Internal UUID01a0a93e-66dd-722b-8eca-12727736b235 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:03:54.207978Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005594
StatusPUBLIC

Content hashes

Canonical texte2cf8580a54535618be28b538b02274e71f9070cb2e724d40a243ff0503dfe2a
Markdowne18117d649c1b968a1fd5a63c7e6b01847c86c6ac9a7a575a0de47d24a8a5221
PDF
Publication paged8e53ebd6fd5c3e6b086deef90fd907deaaa8eed99e7ed53b51f8adb13d095d3
Manifest765da7345d48b7c5635d141c5711993dc913c421c286df663f8b8ab5634ad4d6

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
SignatureUo+IsNL9Uyo33d60+6mgCSnlhnVL+uyZL07NET8a7JlIZLG/jBZ3HphTJaZrX/wp+I9LpeV6Dnt/ITNhkl6yDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:10:22.896568ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005594
observed d8e53ebd6fd5c3e6b086deef90fd907d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.882660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005594/manifest.json
observed 765da7345d48b7c5635d141c5711993d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.744640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005594/publication.md
observed e18117d649c1b968a1fd5a63c7e6b018...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:22.727017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005594/publication.txt
observed e2cf8580a54535618be28b538b02274e...
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.