OpenTechnical

OT-2026-000099071

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000099071) never changes.

Identity and time

Publication numberOT-2026-000099071 · never reused
Internal UUID01a0aea2-8287-7a5d-b320-f3b003e380f2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099071
StatusPUBLIC

Content hashes

Canonical textcb1c72bb6167c211074fcd17b1fa44c41fca5d17b880b6ae95bf52286113191c
Markdown7941d64a70dc7822658057951cab505b916b16f2fc8942cf18febb4301bbf6f9
PDF
Publication page948e173652cd439b2fee5586100f79dd7a8503ba6b39a2376cfda8a0a9ab18a8
Manifeste3487b1120b0114c329be9265adb410cb1fd0db218b94c58b024313dd7ef1af8

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
SignaturemcU1ptf2tsKVWnifY6hyIn+AMN4HbUCoFk0Zlqioon1tNzwPQHs6nG1OC2ZDjgZ2T/BkVZQBeM9WJSxx+CizDw==
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

2026-09-17T09:30:18.003977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099071
observed 948e173652cd439b2fee5586100f79dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:17.943478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099071/manifest.json
observed e3487b1120b0114c329be9265adb410c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:17.920007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099071/publication.md
observed 7941d64a70dc7822658057951cab505b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:17.843795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099071/publication.txt
observed cb1c72bb6167c211074fcd17b1fa44c4...
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.