OpenTechnical

OT-2026-000084136

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, 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-2026-000084136) never changes.

Identity and time

Publication numberOT-2026-000084136 · never reused
Internal UUID01a0ae98-5b5f-7a5f-8247-213e300680ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084136
StatusPUBLIC

Content hashes

Canonical text69cf96a5bfa6fd2c3e1edfb5892bb8d4a3a22a11cf1584eddb47d6f587febeb4
Markdown6d7bb1f0113fa79a92aa23861075377a4165217f53fbb29842b9094745d70c1d
PDF
Publication page78f272a6f2b706598053192631ec448a33d4b638fabdbe31e32630adbe9b9d9b
Manifestf6457193b4e681cab61a676800b6a539e1051b0ec14f78cb47783b15bf28abcd

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
SignaturemJslxkUkS+J75cWXoshwbWWw3FUZxANv2HGPVx0Pvu39KYoiWuzvugGa3yJiGeqp9C9XuRZEXFfXcdGk34gcCw==
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

2026-09-17T09:55:54.073014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084136
observed 78f272a6f2b706598053192631ec448a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.055382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084136/manifest.json
observed f6457193b4e681cab61a676800b6a539...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.037915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084136/publication.md
observed 6d7bb1f0113fa79a92aa23861075377a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:54.019147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084136/publication.txt
observed 69cf96a5bfa6fd2c3e1edfb5892bb8d4...
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.