OpenTechnical

OT-2026-000065923

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed 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-2026-000065923) never changes.

Identity and time

Publication numberOT-2026-000065923 · never reused
Internal UUID01a0ae8e-8dc1-74a1-bb69-8db224c23966 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065923
StatusPUBLIC

Content hashes

Canonical text87ad3022037fa265e68f8bcee8115bc5d32ccf6b238ca8e8d4ab0e4ba943df3f
Markdownb48de74349a38b6a93fe7589b9e0b8936f5a90e98c57915aea7bbcd61dbc9fd3
PDF
Publication page9bd8595c010809649f841c31ae137be4d8c8304ba0f5022cf2c19a3b28511d9f
Manifest50cba8232435c0623e325ee1c0c95e24a40e90496e09683daaf90340585f9530

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
SignaturesdR3jjY0IWHqMZSdZmGbXSAXccLFCOa2C6rQ0YvG7Yj3txP17Qut95nEGaYll3jevt0kuDXLaCgmL3WDBWhwAA==
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

2026-09-17T08:50:10.585715ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065923
observed 9bd8595c010809649f841c31ae137be4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:10.562693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065923/manifest.json
observed 50cba8232435c0623e325ee1c0c95e24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:10.535900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065923/publication.md
observed b48de74349a38b6a93fe7589b9e0b893...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:50:10.516885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065923/publication.txt
observed 87ad3022037fa265e68f8bcee8115bc5...
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.