OpenTechnical

OT-2026-000071141

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, supply line pressure sensor, 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-2026-000071141) never changes.

Identity and time

Publication numberOT-2026-000071141 · never reused
Internal UUID01a0ae91-e0eb-7fb3-abf3-7b4b3452f938 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071141
StatusPUBLIC

Content hashes

Canonical text67e13db4cc2d3a86c934aa3677bb15baf8bc2a33bb20da1e51922edb59996a4b
Markdown8d6439afb927f200b0a8f3d96edc73d1a88f8021972a67058eeeb670dbac15d4
PDF
Publication pagec799e1e7be18c42a91909255fbf0d3581e63ba0346ecf68373c048a7f16a519d
Manifestbdbcf7530e8e46b37872bd21f52efb16ea957d2a7f2cabf1bb897fd01c552a92

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
SignatureAH0YUaVdr5U4lHx33Ktyjibo3cD+LsSv5eqckjPVCUWdNh0v63xoWYZBd2uIIKP2tdFlAF89uLCvstAylzs7BQ==
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

2026-09-17T10:24:38.678607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071141
observed c799e1e7be18c42a91909255fbf0d358...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.660597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071141/manifest.json
observed bdbcf7530e8e46b37872bd21f52efb16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.643219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071141/publication.md
observed 8d6439afb927f200b0a8f3d96edc73d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:38.624364ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071141/publication.txt
observed 67e13db4cc2d3a86c934aa3677bb15ba...
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.