OpenTechnical

OT-2026-000009589

Publication integrity record

Single cup vacuum gripper, single stage ejector, pulsed blow-off after 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-2026-000009589) never changes.

Identity and time

Publication numberOT-2026-000009589 · never reused
Internal UUID01a0ae6b-7563-73fc-b28c-6cae58ec1f0b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009589
StatusPUBLIC

Content hashes

Canonical text2272c699db7ca79cc9f32e9fe04debb0e388776f0e4fb4038d62b14fcec499c6
Markdown330223049e0fa2bb05e734aca9f197a24ecfd760cb340c7cf72b0adae2b3f778
PDF
Publication pageeac29dfcc9dc26454e5a00f6c862469d6ada98d690f4a7c1093c0ebc02b90446
Manifest3eca5c14d0bd8b9f1eb1b55ad93396bf1616d06ce270a209d1971221ed49c648

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
SignatureBYz0Hr9f1hRGwdvxpdn8NB1XHFtdclRSRIW6sukx+mrcle8irmM45ct1N2AHKApU7Xt5mupaUHaSB07eh6v0Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:01.883821ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009589
observed eac29dfcc9dc26454e5a00f6c862469d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.865818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009589/manifest.json
observed 3eca5c14d0bd8b9f1eb1b55ad93396bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.847781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009589/publication.md
observed 330223049e0fa2bb05e734aca9f197a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:01.829048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009589/publication.txt
observed 2272c699db7ca79cc9f32e9fe04debb0...
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.