OpenTechnical

OT-2026-000045963

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, pressure sensor per zone, 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-2026-000045963) never changes.

Identity and time

Publication numberOT-2026-000045963 · never reused
Internal UUID01a0ae7d-8f89-7e45-8883-e95db0b0a581 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:59.492045Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045963
StatusPUBLIC

Content hashes

Canonical text8ca698dafb29fc744f2cc5b0a4a6dc950b9cfc56655576cd3fb080ee9adb4c61
Markdown4c2a23e1eb9a6f66c577bee5df552726fce922b6bc2ff0074aff84afc125d0bb
PDF
Publication page3a35af909461d926782b38d286e30e3670532b783a88b8f461a03b0e29f9ab60
Manifesta7d19c0463f84f60aafab4dfdd9069fee4a4fd43d99f4db2aa21e9416a6ed333

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
SignaturehRdlO/AKqDn22mDRx2kk2Mnj7TpUi3DafcUIzd/V1wBAcTXb1XpNYN+w+6nDtGmTw9zKpKLl8e4jM4pIhrW8Dw==
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

2026-09-17T11:09:56.958043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045963
observed 3a35af909461d926782b38d286e30e36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:56.933463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045963/manifest.json
observed a7d19c0463f84f60aafab4dfdd9069fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:56.910085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045963/publication.md
observed 4c2a23e1eb9a6f66c577bee5df552726...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:09:52.843899ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045963/publication.txt
observed 8ca698dafb29fc744f2cc5b0a4a6dc95...
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.