OpenTechnical

OT-2026-000033032

Publication integrity record

Six bellows cup 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-2026-000033032) never changes.

Identity and time

Publication numberOT-2026-000033032 · never reused
Internal UUID01a0ae75-4843-78a4-aad5-14cba36aecdd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:57.065765Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033032
StatusPUBLIC

Content hashes

Canonical textf9fa8119506d021a920c12a34a24c4f21ce18c71e8460aaf7eaa2a1c837e9610
Markdown129ce145fa7cd4896b3823e36e3740599dfc67642ddb202f076c02614e68788e
PDF
Publication pagec6db2142396e41112184e43de52ac32f263ab73dbb5b15116aef7a4171d4bcae
Manifest3f0e0e318d51609307837a8221b353beaf6f2c54c6de2f1b5f6640f4e662cae0

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
SignatureS59C17o6XGAhl6eHAp5GAnHLiMIQMycGydzkHsi1ivM54qnmGBGeyF+0VzkXskrLEwLTSxgPO+fSvMRCsvYoAg==
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

2026-09-17T11:32:39.968422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033032
observed c6db2142396e41112184e43de52ac32f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:39.949566ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033032/manifest.json
observed 3f0e0e318d51609307837a8221b353be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:39.931357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033032/publication.md
observed 129ce145fa7cd4896b3823e36e374059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:32:39.911843ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033032/publication.txt
observed f9fa8119506d021a920c12a34a24c4f2...
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.