OpenTechnical

OT-2026-000013130

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, pulsed 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-2026-000013130) never changes.

Identity and time

Publication numberOT-2026-000013130 · never reused
Internal UUID01a0ae6d-6fc8-7ac7-a125-3a978080a57a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:22.837188Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013130
StatusPUBLIC

Content hashes

Canonical textf0eff533ff6d0ba91add9589ea8f1bd02f8d09f7b46e9024efa542afbd39473b
Markdowne0d9c7a84b28e84a5c9ab1b4a50e1a5345ffc77dcdd8f148be9310ee641e3720
PDF
Publication pagedc8a3b718930bea9bf4a46023b4df21cea675320a593809714dd96c7c2ed5d17
Manifest423667b83075979051af01f0753a30fb41c439d69830e3bea2c80cdf42453119

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
SignatureliAA33cxd3OCjs7lF6j0esSu2nr73dAhJCy23lR1AA9VgdbvxCxC+T2kZEtTPfIGqYqMoK9frWEoAOyw4X4TDg==
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

2026-09-17T12:09:25.285932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013130
observed dc8a3b718930bea9bf4a46023b4df21c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.267027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013130/manifest.json
observed 423667b83075979051af01f0753a30fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.247211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013130/publication.md
observed e0d9c7a84b28e84a5c9ab1b4a50e1a53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:09:25.224962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013130/publication.txt
observed f0eff533ff6d0ba91add9589ea8f1bd0...
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.