OpenTechnical

OT-2026-000012306

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, 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-2026-000012306) never changes.

Identity and time

Publication numberOT-2026-000012306 · never reused
Internal UUID01a0ae6d-39f5-70b1-b99c-7be0ab51fe11 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012306
StatusPUBLIC

Content hashes

Canonical text0cc60b2e2854fbd4cdb53e84e1c7f9c16bd18ea7fd3e688a5e8069235cdb9934
Markdowne8f4263e61b5aa6024600b468487cc37e89be3c52b23e634ad991603b3f14fc3
PDF
Publication page8df165ee369287582b2b0bbcd81e2e7fb5f962e20a96363d1d735fa8c89d3ff4
Manifestaa3f39cf299dc27923b34cd8d25aab3a28c07979ae1f0bf322bfc8bf5a48ddca

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
Signaturew20ZrvQd/8yJsnF2vzm8JuRPPwAq3FVtfv20CYj8YUuO4aPDb5ElkvBWTiAvYtTKKMgWm1UQZyI/M8GQNZZBBw==
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

2026-09-17T12:11:15.033213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012306
observed 8df165ee369287582b2b0bbcd81e2e7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:15.014925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012306/manifest.json
observed aa3f39cf299dc27923b34cd8d25aab3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.996104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012306/publication.md
observed e8f4263e61b5aa6024600b468487cc37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:14.978503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012306/publication.txt
observed 0cc60b2e2854fbd4cdb53e84e1c7f9c1...
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.