OpenTechnical

OT-2026-000058326

Publication integrity record

Foam pad vacuum gripper, common isolation valve, 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-2026-000058326) never changes.

Identity and time

Publication numberOT-2026-000058326 · never reused
Internal UUID01a0ae88-f398-7717-bb7e-f928833a4db1 · 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-2026-000058326
StatusPUBLIC

Content hashes

Canonical text05248de9c1fae4ffd08da92b28ea299e7fbeb4cbee30968ecd5ccbd591cfc23c
Markdown960ccaf2753e57d8ae2cbfd9d4c657a20d15d9210e5586919311a48b1fd72013
PDF
Publication pagedb914a8ef35372fc3fb15a1a4d0991e2fb3dbadbfcab1594b91af136d65bbc93
Manifest74b99e369f901c9f8424e814ca70d9a230b54d8f46ab4d459a948ab587dd36da

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
SignatureyduHX7Gdz7ji0zrR45hqZem090hMULpU/MlV9+/E10UC7Ok8WpOmSxJxT4uEPxK7cCjZR3/QzXXX42zCfKx9Dg==
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

2026-09-17T10:46:43.994387ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058326
observed db914a8ef35372fc3fb15a1a4d0991e2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.977514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058326/manifest.json
observed 74b99e369f901c9f8424e814ca70d9a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.958993ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058326/publication.md
observed 960ccaf2753e57d8ae2cbfd9d4c657a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:43.941279ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058326/publication.txt
observed 05248de9c1fae4ffd08da92b28ea299e...
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.