OpenTechnical

OT-2026-000070523

Publication integrity record

Foam pad vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, 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-2026-000070523) never changes.

Identity and time

Publication numberOT-2026-000070523 · never reused
Internal UUID01a0ae91-5460-7006-82ea-235a82948d83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070523
StatusPUBLIC

Content hashes

Canonical text77494fc0fb3c4a6274e08eba225589004e624c7b32a29c71baa2a0816f3e23d3
Markdownbe93b78d878742452dfc189adc2d5791576a28a742511e71ffeb9687a61fea27
PDF
Publication pagee85175d7b56eb6af83cfdf5ff1fb855166a8eae76cd35b1337bdf41bdec0158f
Manifest03dd54275c3cf9d3f5a9ec102253e506d7c450856a704ef0ddf51c1c414f86df

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
Signature70jjSqDcHmAGZyGCtxd+pacsjMZ8Rqa3NuYluLIab/ZqsU4Ts8UTrjwmEQv1D6d81ywsYhmSwQhMW+1uOEdzBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:26:22.091345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070523
observed e85175d7b56eb6af83cfdf5ff1fb8551...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:22.073942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070523/manifest.json
observed 03dd54275c3cf9d3f5a9ec102253e506...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:22.055854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070523/publication.md
observed be93b78d878742452dfc189adc2d5791...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:22.038238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070523/publication.txt
observed 77494fc0fb3c4a6274e08eba22558900...
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.