OpenTechnical

OT-2026-000010326

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, 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-2026-000010326) never changes.

Identity and time

Publication numberOT-2026-000010326 · never reused
Internal UUID01a0ae6c-0ee5-7776-91cf-2c6ed01f324a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:52.445886Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010326
StatusPUBLIC

Content hashes

Canonical text9ed9bca232531db8ab099430350d3ab715817cee760b3cac3f7d85c6911e12e1
Markdown0befcca01763e6f9901dce0bd2a2f05673b17ad31965e6abf7b77066c30e460f
PDF
Publication page662fb06944fca0a86f990cbe4c00a92cbecaf1685796d7693a10bfefbd1b7167
Manifest95681ba3797c0c59f2cd948226927cbbb79a66fab739b11adcd29e510265a59c

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
SignatureqiM/37PQ3PuJz1PEvR8+Q5Un9gHCZPiyrZsoVKhxepYNBcYwa1wGw/Wr8DZ49DB7KlLbZSmTMl+3nvWiE1IGCg==
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

2026-09-17T12:14:20.647968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010326
observed 662fb06944fca0a86f990cbe4c00a92c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:20.628546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010326/manifest.json
observed 95681ba3797c0c59f2cd948226927cbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:20.610180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010326/publication.md
observed 0befcca01763e6f9901dce0bd2a2f056...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:14:20.591755ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010326/publication.txt
observed 9ed9bca232531db8ab099430350d3ab7...
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.