OpenTechnical

OT-2026-000092192

Publication integrity record

Foam pad vacuum gripper, two zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000092192) never changes.

Identity and time

Publication numberOT-2026-000092192 · never reused
Internal UUID01a0ae9d-875a-71c7-b54c-7134e651e7d4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092192
StatusPUBLIC

Content hashes

Canonical text3b6f950224a5b0f2cb1397c7fafbbce1eac7cbf949f5fab452aa41261cdec5c6
Markdown4409becfdfbd25b8301d40c849d2c7d5a0f6fa937ff5914d7e88593a5adf7d8a
PDF
Publication paged9eef29660b101c3fc0726fd4f000935439ad5927351507a16fb0250b47f9b7a
Manifest353d475dc4c33a778b36defdc043111d4b122ce7426d8312823322810929906a

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
SignatureNIfIZaoZPlxn92XUr4IaWK4uN3Mqb4eoHolG1O4k1niiWcuseisOMfEIZm+p+dqvTEb1MyaVE4fhY/qT2k4pAw==
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

2026-09-17T09:41:40.501219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092192
observed d9eef29660b101c3fc0726fd4f000935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:40.482495ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092192/manifest.json
observed 353d475dc4c33a778b36defdc043111d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:40.465240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092192/publication.md
observed 4409becfdfbd25b8301d40c849d2c7d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:40.447382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092192/publication.txt
observed 3b6f950224a5b0f2cb1397c7fafbbce1...
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.