OpenTechnical

OT-2026-000051330

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, vented before 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-2026-000051330) never changes.

Identity and time

Publication numberOT-2026-000051330 · never reused
Internal UUID01a0ae83-2740-7505-b450-adcccab77494 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:05.998905Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051330
StatusPUBLIC

Content hashes

Canonical text5460fcd8216ccdbeb101dfac6d32f0aaed0a00340b7bf5fae9305c5af41e5c07
Markdown47aab670658c871ca17f8d8d8bff0b747c1615ddcf7aca47ec41d33e1122e5fd
PDF
Publication pagef06b1424dc6e4348aa357d7e69ee5eec5047cd01b9088f9f57c15513de082b68
Manifest57596c2d11e916b5492113aa9a6b170388c66306ea0441cacdd3964f34c6aaf3

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
Signaturejwb25KZxrN2IU3RJGMyJr8M0qgPoDR1mSgO16R7t1AkAUzLCl3EfX+F0sxbooXly+1IXMpXBCErHCQruNJn8CQ==
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

2026-09-17T10:59:12.759921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051330
observed f06b1424dc6e4348aa357d7e69ee5eec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.743670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051330/manifest.json
observed 57596c2d11e916b5492113aa9a6b1703...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.725142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051330/publication.md
observed 47aab670658c871ca17f8d8d8bff0b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:59:12.705566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051330/publication.txt
observed 5460fcd8216ccdbeb101dfac6d32f0aa...
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.