OpenTechnical

OT-2026-000098234

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000098234) never changes.

Identity and time

Publication numberOT-2026-000098234 · never reused
Internal UUID01a0aea1-e964-754e-8733-339599361e27 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098234
StatusPUBLIC

Content hashes

Canonical text93b845ed56c46e5d9e797445dc94a62327730dc244a122b2866b2c76041732a9
Markdown2e41a3fdb466a3097040b8c064e4515e5b44ad4a15d21ee294e7e3a4a05f3d2d
PDF
Publication page4c5e5290e83ba8b68fcf964c985eafa8d02e61879251214136230c6fbde50b35
Manifestfc06c07a2f984cd7ce747498d25d12e180f044da7eb43c52745ffe1639c647e3

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
SignaturegW/vr0zQRYFt6yW+qcd4k+UVHVCVeAb+4lgXNyWMhXvxaWy9Mkc0iraDijkTjNw9kHGQfucsXf8Gp3MKYFMZAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:31:25.066551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098234
observed 4c5e5290e83ba8b68fcf964c985eafa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.049138ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098234/manifest.json
observed fc06c07a2f984cd7ce747498d25d12e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.030162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098234/publication.md
observed 2e41a3fdb466a3097040b8c064e4515e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:25.006146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098234/publication.txt
observed 93b845ed56c46e5d9e797445dc94a623...
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.