OpenTechnical

OT-2026-000011625

Publication integrity record

Single cup vacuum gripper, single 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-2026-000011625) never changes.

Identity and time

Publication numberOT-2026-000011625 · never reused
Internal UUID01a0ae6d-193f-7e05-bb52-640a9b88198b · 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-2026-000011625
StatusPUBLIC

Content hashes

Canonical text0c259c0512915cfa34cb6e1774115c0d7d7ca8d6ecf59c9b7d9d6aa92fdf9f0c
Markdown5913c756dd04aeae4a5828c400286bd453465afca6973780d365be7435cd3611
PDF
Publication page248c2643303fe1a238927c2aa5bf80fc702ebcc5b4f7af36ce9417a8ebaac40d
Manifestfa7a25f1f920c3bdc0ddc643c7710d923b4512b572d21a72b94979b6404cc4e0

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
SignaturekG1UeQ0U1XOd1vP55MMndF/goSFurtTpkboQEWbyIPVlShjpxTYG/3Eut5UlUSzNOm2CbKCuK4inv7A7GN3oDg==
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

2026-09-17T12:12:12.497630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011625
observed 248c2643303fe1a238927c2aa5bf80fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.479456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011625/manifest.json
observed fa7a25f1f920c3bdc0ddc643c7710d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.459079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011625/publication.md
observed 5913c756dd04aeae4a5828c400286bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:12.439307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011625/publication.txt
observed 0c259c0512915cfa34cb6e1774115c0d...
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.