OpenTechnical

OT-2026-000092452

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, two 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-2026-000092452) never changes.

Identity and time

Publication numberOT-2026-000092452 · never reused
Internal UUID01a0ae9d-b5fc-7258-9aa0-b70c6d3c403f · 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-2026-000092452
StatusPUBLIC

Content hashes

Canonical texta2fed540e1bf797298943a196c6187085baef2dd9255bc7a7dcc4f99ef86f82d
Markdown6b994ee2c230c4d17a4a97962abc7427a6c8b196a6c8680abf895cd04b551f58
PDF
Publication pagec6a586a4b1c79e9b2094a3fb82ac59dc71fefd3890bf18d824a6c4d031b13bea
Manifest014f8b866056936da86e3318495bc30e681b09dea1b5fcf376144aac9ed9b136

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
SignatureoNAFhhjWln263u0kX1vK2yQhNYHGcCFahdxQsZp4SoIZPCTBJmnP6BPOPwmvzL4YOVZ5MMibnJQoL5UQtRZ3AA==
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

2026-09-17T09:41:00.795475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092452
observed c6a586a4b1c79e9b2094a3fb82ac59dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.778653ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092452/manifest.json
observed 014f8b866056936da86e3318495bc30e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.761971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092452/publication.md
observed 6b994ee2c230c4d17a4a97962abc7427...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:00.744330ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092452/publication.txt
observed a2fed540e1bf797298943a196c618708...
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.