OpenTechnical

OT-2026-000014604

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, 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-2026-000014604) never changes.

Identity and time

Publication numberOT-2026-000014604 · never reused
Internal UUID01a0ae6d-d092-78e2-88f7-7d80dff6281f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014604
StatusPUBLIC

Content hashes

Canonical text966280937d5c75336e1c39507bb9198c5dca59859f1a7b340a6480d831c4f7d4
Markdown61198f5263fbccbd8b833ddf9fd8cdd9309fec32a365cb9fe5cab30c3ca11592
PDF
Publication pagecb427c4567d0ded71df0ebdb54b39c77be58c83ca74747710d81e00417853730
Manifest2661ae4781107c5ad0366e256f0dfd55565a530948f6fdfb018dff1831aad394

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
SignatureIRdCM2FlygelC0Nf6hxQOZ1rHtBWC/6sGQHPhxqnqxw5wtHPFVIFoohrFJOjYCcKrhCjMMS524FIoT6haZ2BCg==
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

2026-09-17T12:06:24.595290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014604
observed cb427c4567d0ded71df0ebdb54b39c77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.534193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014604/manifest.json
observed 2661ae4781107c5ad0366e256f0dfd55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.503279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014604/publication.md
observed 61198f5263fbccbd8b833ddf9fd8cdd9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:24.427531ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014604/publication.txt
observed 966280937d5c75336e1c39507bb9198c...
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.