OpenTechnical

OT-2026-000092410

Publication integrity record

Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000092410) never changes.

Identity and time

Publication numberOT-2026-000092410 · never reused
Internal UUID01a0ae9d-b5fc-7a00-b2bd-76f6d9b13297 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092410
StatusPUBLIC

Content hashes

Canonical texta5ebe9e668c5b3b77636f7edf80bccbb5098b6ba47a99af0eaaef4c5277361b9
Markdowne624610b87811379fc1001603703838f45ce8439d92a025ceae3ffda01a823ee
PDF
Publication page52f408ccb63297d0edadb8f5f7cab8d384193d0095f3ccb7c9675c9bc282ef4d
Manifest9f2deda0287ca512735bf3e07f9463c4965b59ed24084ec0c675d76f41ec71be

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
Signature3Db5CMvqzpNIA5su8mv9G0y/soKs3bTJW0hlWm72+RXlahhsEY5wXwG9fKj1mfBaEGrciVXPt2INXT756Q9NCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:40:57.638044ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092410
observed 52f408ccb63297d0edadb8f5f7cab8d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.621035ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092410/manifest.json
observed 9f2deda0287ca512735bf3e07f9463c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.604615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092410/publication.md
observed e624610b87811379fc1001603703838f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:57.585286ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092410/publication.txt
observed a5ebe9e668c5b3b77636f7edf80bccbb...
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.