OpenTechnical

OT-2026-000011901

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000011901) never changes.

Identity and time

Publication numberOT-2026-000011901 · never reused
Internal UUID01a0ae6d-1942-7af8-a6d8-c827f531c8e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011901
StatusPUBLIC

Content hashes

Canonical textb357a1ade9e9180a0fa26c4739b71de1aaa1f2fcedc12a841c4af34fd46a57aa
Markdownb86e1ec3c93d54de76f5f7b41afad8560c3bf3c93f2824903f8e54568e37ef54
PDF
Publication pagedc243fc8e2124b1acf4b24b94f5889dc98fdfaa956500434b6c5a5ddd6765543
Manifeste73fe5f3c1005c2395de3a0f58646a62d93c90aff3b5964ade81328e0cb9acff

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
SignatureDTD1vf42xGp/u/VuduH8mJDLekGHhWF6+vYoxvBRCI56Ou+6BGxMUaL1gikp54mMkiPxDTC/r/RwCYuy5N44Dg==
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

2026-09-17T12:12:39.607936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011901
observed dc243fc8e2124b1acf4b24b94f5889dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:39.587533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011901/manifest.json
observed e73fe5f3c1005c2395de3a0f58646a62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:39.568153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011901/publication.md
observed b86e1ec3c93d54de76f5f7b41afad856...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:39.548545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011901/publication.txt
observed b357a1ade9e9180a0fa26c4739b71de1...
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.