OpenTechnical

OT-2026-000040808

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000040808) never changes.

Identity and time

Publication numberOT-2026-000040808 · never reused
Internal UUID01a0ae79-6d0f-750b-b8a6-3cbce8927566 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040808
StatusPUBLIC

Content hashes

Canonical texte766be6f3c529a14e57a616e18b0f13db8915e4ab9a3bd8555cd4d4b56e32b0a
Markdownf6f16ccf745a857c092204ae58e9ea29b8330040753c0af2215924dc906b23ff
PDF
Publication page927e86779d84d9ce9ae6e86243b2d7ad8c73554e095b6f3097430fca956123e4
Manifest92325e5e9f95345c65f668cf22c6b507da578d789804c928c09120b53e1fd3f0

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
Signature9lDIU6yU03YzORPlrR53QjgO3iGSF07vmTus8smDZ52F7ZCdc/ZxUIfyhoaSvsAe/ooswDC4Ka2JFfCpPL1LAw==
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

2026-09-17T11:20:08.881409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808
observed 927e86779d84d9ce9ae6e86243b2d7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.863805ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808/manifest.json
observed 92325e5e9f95345c65f668cf22c6b507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.845616ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808/publication.md
observed f6f16ccf745a857c092204ae58e9ea29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:08.825337ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808/publication.txt
observed e766be6f3c529a14e57a616e18b0f13d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.946918ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808
observed 927e86779d84d9ce9ae6e86243b2d7ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.929390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808/manifest.json
observed 92325e5e9f95345c65f668cf22c6b507...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.910566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808/publication.md
observed f6f16ccf745a857c092204ae58e9ea29...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:34.892803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040808/publication.txt
observed e766be6f3c529a14e57a616e18b0f13d...
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.