OpenTechnical

OT-2026-000082130

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented after 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-2026-000082130) never changes.

Identity and time

Publication numberOT-2026-000082130 · never reused
Internal UUID01a0ae97-4d93-7a7b-a620-47c733506a38 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082130
StatusPUBLIC

Content hashes

Canonical text43cd993016ba0251d7a49451482141858b1b4110013d5e037389743ec48b2096
Markdown20729d8659af242128c989c0b28ea9488167c297b53e3036d18ead1eec082836
PDF
Publication page0324469f0cef51cff69967aa56ee9ba7c2ef12814f801c10f0d9f499b2be7c82
Manifeste355c145d92d6a92260a34bc479969321963af0ba962e90d9d5c849641ab4306

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
SignaturedSL29sCby6+mNGaA+T1Eyc+vq6j2Eq7QPqDJ63PLH4H3d431xHflZ7WLx83EztmwTh14ttXo7LIqylCwmOAECA==
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

2026-09-17T09:58:56.742193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082130
observed 0324469f0cef51cff69967aa56ee9ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.725676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082130/manifest.json
observed e355c145d92d6a92260a34bc47996932...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.708622ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082130/publication.md
observed 20729d8659af242128c989c0b28ea948...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:56.692048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082130/publication.txt
observed 43cd993016ba0251d7a4945148214185...
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.