OpenTechnical

OT-2026-000092533

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000092533) never changes.

Identity and time

Publication numberOT-2026-000092533 · never reused
Internal UUID01a0ae9d-b5fd-797a-bf07-f00c82574cf2 · 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-2026-000092533
StatusPUBLIC

Content hashes

Canonical texta235c7f242e875b186dc02aec55fe91878e7adb0bb9079ba9cf487c1ab21a061
Markdowncca3faf7b264ad285e97ec309c22a02871354a5d7687915bdd76ab66f2140393
PDF
Publication pagecf60e855e2b457616bc49d42c4a34e087dbea703a6cf4f581fe834455fd4be8e
Manifestbc85967cca9dee1799521cb98614be00112b4458842edce14d14d5f9e29a3c74

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
SignatureDpJCK/0ELon4O/woCAeiAdkUYVdGysoGr/b9c1l4xNhWQHeE/dE9tjBBuN0GXlKNnEMf1xas/TgQPp9+wR3NCg==
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

2026-09-17T09:41:06.753970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092533
observed cf60e855e2b457616bc49d42c4a34e08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.737248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092533/manifest.json
observed bc85967cca9dee1799521cb98614be00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.718369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092533/publication.md
observed cca3faf7b264ad285e97ec309c22a028...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:06.698153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092533/publication.txt
observed a235c7f242e875b186dc02aec55fe918...
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.