OpenTechnical

OT-2026-000044825

Publication integrity record

Four cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line 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-2026-000044825) never changes.

Identity and time

Publication numberOT-2026-000044825 · never reused
Internal UUID01a0ae7c-911b-70d1-bd33-f1300f3e6701 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:54.474009Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044825
StatusPUBLIC

Content hashes

Canonical text8b2ea8f1db89097ba4e7ace6ecfb23fa53ee5b47e8e4565687a6bfbbab59b157
Markdown92601100e52b8023bfb3ddd6a63c46fb4e579a7957d1b5f5dd2bdc0ced19cb92
PDF
Publication paged87a21952b1bb1d69ce2a50216e5266d50a68101af3cbd92a5384ae188ea6629
Manifestf1e3c16fc1ee1ac1a1033a1d9d1aab95e7b7bc4cdad95d935ed4a90fbfc1b6e3

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
SignaturesmFJJRJo+w0nMBwK5JQm3Amr0yHTRrujR6OUG0zCySVGpQDRHy+RZw7v/1Z4DcD9qJdHS4/wH8k74OROPi8GAw==
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

2026-09-17T11:11:27.760465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044825
observed d87a21952b1bb1d69ce2a50216e5266d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.741321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044825/manifest.json
observed f1e3c16fc1ee1ac1a1033a1d9d1aab95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.721592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044825/publication.md
observed 92601100e52b8023bfb3ddd6a63c46fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:11:27.702385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044825/publication.txt
observed 8b2ea8f1db89097ba4e7ace6ecfb23fa...
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.