OpenTechnical

OT-2026-000013606

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000013606) never changes.

Identity and time

Publication numberOT-2026-000013606 · never reused
Internal UUID01a0ae6d-8de8-7c10-a6f8-358655f4faa6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:30.489074Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000013606
StatusPUBLIC

Content hashes

Canonical textdc166feddc74c594c5873fce453f27603c7d9b5c56341b154aa53afbaf8f6ab6
Markdown9ff77ffc14e1cdc7fa2ce73bea4755f54aba2ef8a8a907f5e4c9b051ea9bbe97
PDF
Publication page0597cd58529a13f2ced5da591dead8e6cc83b37412c9a82b94242f8c99dfdac6
Manifestd65b970532b9c32fcaf7cf79420a9c8e5e6f4b630f7c7774c47ebd9a19aeba7f

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
SignatureVsGbcg5J+Z6PqUvdMviBlyjurMyfFYXbvyuFuwU/Gs3w9JcJ5I7KzmUDmzZ9TCWax0Eaqsok6rcly3Itio+RAw==
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

2026-09-17T12:10:30.869428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606
observed 0597cd58529a13f2ced5da591dead8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.851716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606/manifest.json
observed d65b970532b9c32fcaf7cf79420a9c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.832818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606/publication.md
observed 9ff77ffc14e1cdc7fa2ce73bea4755f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:30.811891ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606/publication.txt
observed dc166feddc74c594c5873fce453f2760...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.949725ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606
observed 0597cd58529a13f2ced5da591dead8e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.931796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606/manifest.json
observed d65b970532b9c32fcaf7cf79420a9c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.915039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606/publication.md
observed 9ff77ffc14e1cdc7fa2ce73bea4755f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:31.897046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000013606/publication.txt
observed dc166feddc74c594c5873fce453f2760...
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.