OpenTechnical

OT-2026-000016193

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000016193) never changes.

Identity and time

Publication numberOT-2026-000016193 · never reused
Internal UUID01a0ae6e-2d11-7092-9e43-8e52ebcc10e1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016193
StatusPUBLIC

Content hashes

Canonical text01f6c4f5ac28d2f1c5c602c4d80fc52a3ccfd5efa11c4f7baf5713a962c83108
Markdownceb5899539b62d553ccdfe847e33495704a303fcdab6ae6624e236af1fd43e62
PDF
Publication pagebd1be1009f7be662b6eb51b2c10f0ec6beec7b27e7b54f7b51e6e7e478349407
Manifestbbabb8c39b6a9ed00be3b9c3fa8fb677bfc49cf8492242b8d4a8bffa0e747d1a

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
Signature9auv5k9o18FKoWGu3xdrqyJ4UxWmSOVLxBic7q82P5y98/Qg3zlR3FwyZ/yY91M7HbSd7ESsiD4cU6cELi3LBw==
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

2026-09-17T12:03:38.974271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016193
observed bd1be1009f7be662b6eb51b2c10f0ec6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.958729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016193/manifest.json
observed bbabb8c39b6a9ed00be3b9c3fa8fb677...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.942186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016193/publication.md
observed ceb5899539b62d553ccdfe847e334957...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:38.926083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016193/publication.txt
observed 01f6c4f5ac28d2f1c5c602c4d80fc52a...
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.