OpenTechnical

OT-2026-000037053

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off after 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-2026-000037053) never changes.

Identity and time

Publication numberOT-2026-000037053 · never reused
Internal UUID01a0ae77-7740-7d36-8333-d93081370c65 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037053
StatusPUBLIC

Content hashes

Canonical textc5b8397484b24cbde0314591d656261c567b957432f9c84e273ba10a9b912a26
Markdown5a7c500ebeda242573e49cc06829336d47643a0c250e67e585ec3aa7546ddf0d
PDF
Publication pagee7eda655e8eda2413b2ff05b0231ca35856c34215c15242ce9de6aef0f9536b4
Manifestcf5799da5f832621ace9012d55bd62f7f67477d212d8a1a2890fd2e42f5e7760

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
Signature7a8cPIaszGW9bXLFGpP47WjiB7VgixqrHxg07cUPReeIW2kWy8NA/WWeBVsgjDBtuFvlIHavOdYPhN3GAD80DQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:54.514315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037053
observed e7eda655e8eda2413b2ff05b0231ca35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.491453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037053/manifest.json
observed cf5799da5f832621ace9012d55bd62f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.406023ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037053/publication.md
observed 5a7c500ebeda242573e49cc06829336d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:54.385788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037053/publication.txt
observed c5b8397484b24cbde0314591d656261c...
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.