OpenTechnical

OT-2026-000045717

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000045717) never changes.

Identity and time

Publication numberOT-2026-000045717 · never reused
Internal UUID01a0ae7d-8f04-7acf-b2bd-d4994611a8d9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045717
StatusPUBLIC

Content hashes

Canonical texta6af1f5dc285b434708c35161a6f1d9e91ebb2b90bd83b45b186433e5332ab10
Markdown4dae90354fe58c1013f174a061b132ef466b822ff749b56251a4d55093f4a728
PDF
Publication pagee35dae8d3ed4b9262d2da9e20cb824e2016835dae4e42e149ab85da5bad4aaa0
Manifest2a5d71f582fe3c51bcc67dfd6cb38098b519c590aa538bfc4c4a72c36834a112

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
SignatureoUNNLzH9ejj22JfW7Q9glIQcOxiLmscgVbaax09kUFtqVqty7xQx9QR+qXQFqKXk+wBDoMntS8WggFpyFOOECQ==
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

2026-09-17T11:09:31.750859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045717
observed e35dae8d3ed4b9262d2da9e20cb824e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.733627ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045717/manifest.json
observed 2a5d71f582fe3c51bcc67dfd6cb38098...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.713775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045717/publication.md
observed 4dae90354fe58c1013f174a061b132ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:31.692259ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045717/publication.txt
observed a6af1f5dc285b434708c35161a6f1d9e...
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.