OpenTechnical

OT-2026-000034399

Publication integrity record

Foam pad vacuum gripper, three zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000034399) never changes.

Identity and time

Publication numberOT-2026-000034399 · never reused
Internal UUID01a0ae75-df0e-79c8-bdf6-c6b76af12ffa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034399
StatusPUBLIC

Content hashes

Canonical text30938392bb69bb193c7c0d2d4e58b79199d8a68bf2c82b26d711fb80b4df47c5
Markdowna505880e303c1733636b85874995ed2674f0f2649dbb0a38d7c06d142cdea5b4
PDF
Publication page9772ef5a74c947dab6c9527f0a93f02e35e07c38269c9cbbc537e9078263ca9c
Manifest0a4f855edd7ff6dbab502644b45ae9945ff0696480e33ee7eeae67043db79137

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
SignatureaveLKViB/rxOXQ4l2R8Tr1GgjAwbGx/eDhI4YgvdkwIblhRSmCoZiPgqC+ru3bPbSPOOmBE/zPxeAuDj+O+LBw==
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

2026-09-17T11:31:06.923623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034399
observed 9772ef5a74c947dab6c9527f0a93f02e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.905287ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034399/manifest.json
observed 0a4f855edd7ff6dbab502644b45ae994...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.887135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034399/publication.md
observed a505880e303c1733636b85874995ed26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:06.869238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034399/publication.txt
observed 30938392bb69bb193c7c0d2d4e58b791...
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.