OpenTechnical

OT-2026-000003567

Publication integrity record

Vacuum cup gripper, per zone isolation, four outlet manifold, pump fed

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-2026-000003567) never changes.

Identity and time

Publication numberOT-2026-000003567 · never reused
Internal UUID01a0a90a-66ca-7495-9534-f27758d6d924 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:07:06.316689Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003567
StatusPUBLIC

Content hashes

Canonical textb45ccd7dbdaf22e27723db4506138d91e9b1b3bfd0c348be60cb0fff72c790d3
Markdowneeb2e630e217f29bb96180fbbbf771c859a53fd7e9935082f5ae32763ef95e21
PDF
Publication pagecd4170af091d60d86dac28e084fa854e8391405e4177299eef29dbc5d204e021
Manifeste95b921c462e7f95f752c02d1a88d77a7068043194c526705a18a3445f8fde2f

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
SignatureiXG6+tmS9Buge4xeDIKp8Q1g6EHaNKtc4qgGmxTU/1BRJNu8Ht+PIAoz+grEv1HZOz+VoH0e5KB7Ke/bwnMkBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T08:40:39.925666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003567
observed cd4170af091d60d86dac28e084fa854e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:39.912400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003567/manifest.json
observed e95b921c462e7f95f752c02d1a88d77a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:39.896335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003567/publication.md
observed eeb2e630e217f29bb96180fbbbf771c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:40:39.876331ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003567/publication.txt
observed b45ccd7dbdaf22e27723db4506138d91...
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.