OpenTechnical

OT-2026-000029966

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000029966) never changes.

Identity and time

Publication numberOT-2026-000029966 · never reused
Internal UUID01a0ae73-ac48-7f85-977f-40377c8d6891 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:11.501096Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000029966
StatusPUBLIC

Content hashes

Canonical text834908d96882a8c009bfa12a2e2e0bbc130ce7b95abc5c6c080d2900e049573d
Markdowndbaae2c59facde8c8060197ffe94da1c3aaf9af5e583e599ca1367014b8a0e94
PDF
Publication page5dce747acb93f093215390c3d8b73ef1c22d92b358ee822bcbeba5ecf5f1587a
Manifestccd21ab284a894e2e459486533b5d20461da2d4dab4c297f151a01ef6fd31509

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
SignatureyFwLJJMKs3+hHDufyxvAF9zPTEE7Ge3xyGIiyoxciX7kmicJorx4B1mGaoqmhzO7tamysY8o890YtzGPqtJlBg==
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

2026-09-17T11:38:41.062218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029966
observed 5dce747acb93f093215390c3d8b73ef1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:41.044152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029966/manifest.json
observed ccd21ab284a894e2e459486533b5d204...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:41.027837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029966/publication.md
observed dbaae2c59facde8c8060197ffe94da1c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:41.010130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000029966/publication.txt
observed 834908d96882a8c009bfa12a2e2e0bbc...
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.