OpenTechnical

OT-2026-000071083

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000071083) never changes.

Identity and time

Publication numberOT-2026-000071083 · never reused
Internal UUID01a0ae91-8c2f-7a0d-a611-d6a22982f091 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071083
StatusPUBLIC

Content hashes

Canonical textc78f82f200d09aa3c5aa79009438db23144fbec131982ef8e70eb89757e92d86
Markdownca6df17b1bb678aa3f62721e44e4a63d4580c354ab1877737f1ce531a1a17154
PDF
Publication page04412f206f0d23b2252f681bb77d78b15fccf8ae37db9be99978f57cbb24dd19
Manifeste584e8d3a54ba73e69e0fad59e0fa0a866b622a821cf7054ca09adcb84b2e92b

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
Signaturettq3lD5RcKRBNOioWFkp2XC66LHdV1qC9nOXLsRZWxG0wfnGzpoeDieLRus1WvI2Zw6ZOK8fnHkquHa9U0IvDA==
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

2026-09-17T10:25:56.708782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071083
observed 04412f206f0d23b2252f681bb77d78b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:56.693497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071083/manifest.json
observed e584e8d3a54ba73e69e0fad59e0fa0a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:56.678335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071083/publication.md
observed ca6df17b1bb678aa3f62721e44e4a63d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:56.662043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071083/publication.txt
observed c78f82f200d09aa3c5aa79009438db23...
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.