OpenTechnical

OT-2026-000103209

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000103209) never changes.

Identity and time

Publication numberOT-2026-000103209 · never reused
Internal UUID01a0aea4-be3e-781c-9e7f-f588c0527803 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103209
StatusPUBLIC

Content hashes

Canonical text7f59b4056cc3a9b39d39ed277b3f423dfdde09319812bfd01d23a2bf770d56a2
Markdowna4142a881bc20cf83d54ed4f182e3c332be4cc6c5b004df8c29eff8d0c4f1b03
PDF
Publication pageb95b869888933109cc04460119bda8623688a7d84c97a4ee43d388598826155c
Manifest1d022dc70da224f306fad613a2f2ebf9d0ad7fe7dbfd7fca76f127b9586fe9cd

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
Signature+nkH0xSdLn/0umS4goa9KH8GUO7GRioYfYiuoWXnIxK7FLYhULxPMuKu8Ejdib8Aa+7hvKAfZGOaHu8MjU1uCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:26.202204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103209
observed b95b869888933109cc04460119bda862...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.184027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103209/manifest.json
observed 1d022dc70da224f306fad613a2f2ebf9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.166487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103209/publication.md
observed a4142a881bc20cf83d54ed4f182e3c33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:26.148932ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103209/publication.txt
observed 7f59b4056cc3a9b39d39ed277b3f423d...
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.