OpenTechnical

OT-2026-000015785

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000015785) never changes.

Identity and time

Publication numberOT-2026-000015785 · never reused
Internal UUID01a0ae6e-0c4c-7461-8ef1-fb206c36e0de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:02.846253Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015785
StatusPUBLIC

Content hashes

Canonical text4a8ae8b730ccb11f40acefb0b6b7ceb5824c9c03a4252deadd6ca07d631731ee
Markdown44f7e8d0c2140c568bb8b97dbd46f8344fb59a6e47c21c38549072bb44fbf948
PDF
Publication page01584ac9579850be8717ab73df936b7473332d1408ac4f87c2aeba432d09b267
Manifest80ead8e87eb1956c47944f8310eee3c55bf992be70043f69e5457ff02d9fb384

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
Signaturer+lFBEFpsQi+5rmdkPdWnGbn2/D/ZwpcunB+Kw54/sAfx1au11lnzrC42wbPmd/oOj1OrGDM4PTrvZ2ITQ9vDg==
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

2026-09-17T12:05:05.313733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015785
observed 01584ac9579850be8717ab73df936b74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.295405ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015785/manifest.json
observed 80ead8e87eb1956c47944f8310eee3c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.278083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015785/publication.md
observed 44f7e8d0c2140c568bb8b97dbd46f834...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:05:05.260566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015785/publication.txt
observed 4a8ae8b730ccb11f40acefb0b6b7ceb5...
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.