OpenTechnical

OT-2026-000035882

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000035882) never changes.

Identity and time

Publication numberOT-2026-000035882 · never reused
Internal UUID01a0ae76-b4c9-7596-a76c-0146b03cdf49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035882
StatusPUBLIC

Content hashes

Canonical text281ca11ba8104c48104d561d5b3ad673aa87fc49bb54a75cf5ed1ea643304e18
Markdown11a7f034d328b2bc6fd80d47a38024140f601a496af10114cb10c236dd7fd02a
PDF
Publication page1275d240f9abdb976b8472c112360f832f9713025159843c75e2f946cdc2949e
Manifest7ca84979f5e7711b74059d90c50062b52bea026273c0ce46ca329284ad1abf84

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
SignaturejLX7xanAAujA5dZh5He/c+tXFNcJ0ji1Sync8slDInx0jIu8uubOG68zpSC6ubfbegYe2I+h86wEFZ8wck2aDA==
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

2026-09-17T11:27:37.619958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035882
observed 1275d240f9abdb976b8472c112360f83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:37.602086ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035882/manifest.json
observed 7ca84979f5e7711b74059d90c50062b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:37.582973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035882/publication.md
observed 11a7f034d328b2bc6fd80d47a3802414...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:37.565130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035882/publication.txt
observed 281ca11ba8104c48104d561d5b3ad673...
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.