OpenTechnical

OT-2026-000058746

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000058746) never changes.

Identity and time

Publication numberOT-2026-000058746 · never reused
Internal UUID01a0ae88-f39e-77d6-b0f1-cd1f1b3fb9d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058746
StatusPUBLIC

Content hashes

Canonical text7862c30d2d91aa8126ffe13f4737eb2dc48565dc489180b3917716a602913d7b
Markdown7ff9eec33e651ed8df73cb425203d1819f7046733ee90fa9093d1f260c0dfd9e
PDF
Publication pageeb6ac4b3bf3f5576a3ac80a9a4764e2cb2ec7112ff12d203c9a64b688682f81d
Manifest78bbacc7b984161e47715102a736b1c37c1fd5229366573893acf8e7696a6351

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
Signature0lqjC5S0RxQVlHlpRpGAxf6hw0VYuwUuLa2rgDHy7UCP4jnUAae/TqJlhjuGEwEhVLSTFxw9cG9IvbwqXPj8Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:16.974594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058746
observed eb6ac4b3bf3f5576a3ac80a9a4764e2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.956371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058746/manifest.json
observed 78bbacc7b984161e47715102a736b1c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.938665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058746/publication.md
observed 7ff9eec33e651ed8df73cb425203d181...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:16.918950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058746/publication.txt
observed 7862c30d2d91aa8126ffe13f4737eb2d...
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.