OpenTechnical

OT-2026-000025635

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000025635) never changes.

Identity and time

Publication numberOT-2026-000025635 · never reused
Internal UUID01a0ae71-9bc9-7213-9754-2ab6bd484747 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:56.183170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025635
StatusPUBLIC

Content hashes

Canonical text9e7811f0a3bdc1b4a60c533aba3af87e566ad46533535d488491c11f92145ba0
Markdowncc1312a63038aa2376f35c2430cf00a11cba9b3518087a85e808527ed8d4654b
PDF
Publication pagec473cc071d2a39de11f1c0256c1014fa4953b273df7c6a695d70eb2d7613af8a
Manifestd69e5656ffc80777d9b5554f65f3bdcc5958d09f345cafbfd7dd5d1920ce3c93

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
SignatureQ1AY3D11hqibnaT0dKxBaSKv0ZFN7eLpwYmG4lHCJ2DmAR3q2jMGQhmU29jpdJjPQRoJ0BKERA3xmwy1XAp5Dg==
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

2026-09-17T11:46:49.949963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025635
observed c473cc071d2a39de11f1c0256c1014fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.932504ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025635/manifest.json
observed d69e5656ffc80777d9b5554f65f3bdcc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.914206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025635/publication.md
observed cc1312a63038aa2376f35c2430cf00a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:49.895098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025635/publication.txt
observed 9e7811f0a3bdc1b4a60c533aba3af87e...
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.