OpenTechnical

OT-2026-000067496

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000067496) never changes.

Identity and time

Publication numberOT-2026-000067496 · never reused
Internal UUID01a0ae8f-6bd9-76b5-a1e6-6d752e50df12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:29.998864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067496
StatusPUBLIC

Content hashes

Canonical textd1b269a7493c1a3b79f3572d058799f42fcd9777909bedc7f3984ae3e552ca30
Markdown80472d75388915a1fd1d47cc459d995b53e40e6595e78b20ae084180a7d46ab7
PDF
Publication paged6d69942eb09c96843c61c32675b087ab6c5aaf31bfa905fdbbd7ef9665bf74b
Manifest694ad8251356b5003e09bfbc537b5258c77349e7ee3acbe95a0700d42c83fa8d

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
SignatureR8vAGzgVfdU67MIOiGARP8GUsu73xyYXKPJYyBRd9kA+ygkGfGQo/5ZhewMNesarkmAso/dQNPUAtEGB1pTfBA==
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

2026-09-17T10:31:47.422358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067496
observed d6d69942eb09c96843c61c32675b087a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.406326ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067496/manifest.json
observed 694ad8251356b5003e09bfbc537b5258...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.388315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067496/publication.md
observed 80472d75388915a1fd1d47cc459d995b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:31:47.369527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067496/publication.txt
observed d1b269a7493c1a3b79f3572d058799f4...
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.