OpenTechnical

OT-2026-000023084

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, 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-2026-000023084) never changes.

Identity and time

Publication numberOT-2026-000023084 · never reused
Internal UUID01a0ae70-46ed-7608-af0d-393279491c4d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:28.929798Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023084
StatusPUBLIC

Content hashes

Canonical textf685fe93a43c5a29962d142568d5f6981635f7efa26071063c8272546d2ae7f3
Markdownb8f60aca1a71de9632f615e569de44b02d883fb8e0c3cf5c7ce1786aca0589d6
PDF
Publication page34e280a7216efbbd1c804123050acc750e16931cc1a0132ff895b859be8be50e
Manifeste5de89043f0f67410bfa072dc6f0cfbb171c684bbec756409c19cb3512c45de0

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
Signature5WzSGrJpO7U7Qof4MRSjJwrvh0dJKovRiUZ1xty23aC30hGEYPZeGLXaXnirmaSMQu2qOOxk583toorrjF2lCw==
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

2026-09-17T11:52:42.880596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023084
observed 34e280a7216efbbd1c804123050acc75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:42.860390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023084/manifest.json
observed e5de89043f0f67410bfa072dc6f0cfbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:42.841334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023084/publication.md
observed b8f60aca1a71de9632f615e569de44b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:52:42.821855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023084/publication.txt
observed f685fe93a43c5a29962d142568d5f698...
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.