OpenTechnical

OT-2026-000091924

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000091924) never changes.

Identity and time

Publication numberOT-2026-000091924 · never reused
Internal UUID01a0ae9d-43bb-7f1b-bc20-b7b766272559 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:37.256105Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000091924
StatusPUBLIC

Content hashes

Canonical text6291fc4a31d2773f8154d8355c0e752007241e6232018ceafdce8bcec3dc105c
Markdownbc785b8cbb806ec9a79142c4c3e80d03a0686b7a94d67829251015650a37456c
PDF
Publication page99ca6092a7b6b9596f3ec580512a9a7553dee8286f4442fcc295f7ace78d0092
Manifest5f564cbd4b11ace5526ace79bd5ae1856398e52b9f8e2c9c8cdd3c24bf4b89e9

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
SignaturesagP3Wyxk6/YvK2FC0Stq6mEHvfQUp05/Z8yMeHCpUGwKNx+VdKfVv+yNnl6h+NplD/NK30mnBMosfLDEP+7Bg==
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

2026-09-17T09:42:52.020478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091924
observed 99ca6092a7b6b9596f3ec580512a9a75...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:52.002696ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091924/manifest.json
observed 5f564cbd4b11ace5526ace79bd5ae185...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:51.984446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091924/publication.md
observed bc785b8cbb806ec9a79142c4c3e80d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:42:51.966635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000091924/publication.txt
observed 6291fc4a31d2773f8154d8355c0e7520...
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.