OpenTechnical

OT-2026-000092946

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000092946) never changes.

Identity and time

Publication numberOT-2026-000092946 · never reused
Internal UUID01a0ae9e-090f-7d9b-98a0-aa0780fe6dd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092946
StatusPUBLIC

Content hashes

Canonical text70bb638070372e9a890669eb44bd2c8352a0c69a56d4852d138df5e980fcf37e
Markdownd7c061e43d6bc51b493835ae28b27a99fcc937cad57b92717e0ff70dd55e4072
PDF
Publication page82399d5f4dca7b81bc61d503560f149856d3d040011460b6793b544572e20d81
Manifest2795681892b7a61b2baaa73f0860e1ec6d14c4a8e95cc41be2415a41666e21fb

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
Signaturei8+Yp3tdc6HT5QfcKOgd0I6bOZIDKTzG2yFfHAThwqeStIDfMQkXFqZDHLQnsAleNaifclW6pX2sA6JmS2YmBg==
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

2026-09-17T09:40:03.982361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092946
observed 82399d5f4dca7b81bc61d503560f1498...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.966027ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092946/manifest.json
observed 2795681892b7a61b2baaa73f0860e1ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.949961ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092946/publication.md
observed d7c061e43d6bc51b493835ae28b27a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:03.929873ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092946/publication.txt
observed 70bb638070372e9a890669eb44bd2c83...
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.