OpenTechnical

OT-2026-000020430

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, 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-2026-000020430) never changes.

Identity and time

Publication numberOT-2026-000020430 · never reused
Internal UUID01a0ae6f-437b-7868-ba0d-682e4aab050b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:22.507199Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000020430
StatusPUBLIC

Content hashes

Canonical texte3b7a9be0fe47b00cfd5bb4c25ed5716f38ebe94f21ee258e6ad0c53351198ee
Markdown462a2f4b8689bb07c79dcc1fd560013834446c916ccd2470ccbff58800c27fa6
PDF
Publication pagef77f9ae41d0bc48704b650b5239064ba755bf7316d363db92ae055de3390591d
Manifest78fa177a66826046b3692c247c8fd4e968067294975525f762b9ed33d92f1adb

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
Signature6sMPiEPOpuprsOjRsM/Qth8Lv6RBsbmUsZk6XFK+EangjEP6nHghHsdxU9ayjl1gZbg0aIxXih3PLwrcMJADBg==
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

2026-09-17T12:00:20.932766ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430
observed f77f9ae41d0bc48704b650b5239064ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:20.913940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430/manifest.json
observed 78fa177a66826046b3692c247c8fd4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:20.896113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430/publication.md
observed 462a2f4b8689bb07c79dcc1fd5600138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:00:20.876389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430/publication.txt
observed e3b7a9be0fe47b00cfd5bb4c25ed5716...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.819397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430
observed f77f9ae41d0bc48704b650b5239064ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.801751ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430/manifest.json
observed 78fa177a66826046b3692c247c8fd4e9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.783848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430/publication.md
observed 462a2f4b8689bb07c79dcc1fd5600138...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:57:24.765894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000020430/publication.txt
observed e3b7a9be0fe47b00cfd5bb4c25ed5716...
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.