OpenTechnical

OT-2026-000058434

Publication integrity record

Two pad foam vacuum gripper, two 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-2026-000058434) never changes.

Identity and time

Publication numberOT-2026-000058434 · never reused
Internal UUID01a0ae88-f39a-7371-a490-089715e9e46f · 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-2026-000058434
StatusPUBLIC

Content hashes

Canonical text9507d03174e7d6c26b60798759d6b61757bf6e3c521b532d93bce4f170f07530
Markdown9439df622d5549e56ab833c3617395c0518d42d409a6db7c5f22624dc67fee99
PDF
Publication page47676bacbfb764a3f64dce7980615a9f02823e0c4bc41d369930bbc573ccd001
Manifestead783365b6019964eb7881b77f727f9ea4dd71c2a690c8ad22811c0c2ad1c0d

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
Signaturez7dG9ek4RM7WWXQjJ5gmXYqYKDR1fn30qCDrCMBr0hF5dOwV46axq5ruNIbTXnAlYFM6u/MsWE9O3fu6A/C7AA==
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

2026-09-17T10:46:52.495485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058434
observed 47676bacbfb764a3f64dce7980615a9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.477984ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058434/manifest.json
observed ead783365b6019964eb7881b77f727f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.461913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058434/publication.md
observed 9439df622d5549e56ab833c3617395c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:52.444649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058434/publication.txt
observed 9507d03174e7d6c26b60798759d6b617...
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.