OpenTechnical

OT-2026-000083084

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, supply line pressure sensor, vented after 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-2026-000083084) never changes.

Identity and time

Publication numberOT-2026-000083084 · never reused
Internal UUID01a0ae97-c962-7c70-9c91-f1ab79025a2f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083084
StatusPUBLIC

Content hashes

Canonical texta53eb0a803c48e444451adb8a1733cf47d9ff9ed373d503a19aa45a155868966
Markdown38ac205e8f17d4bc02849adc9b96ee5ca1ba920a49a98fc8ea64c169fc15b5ce
PDF
Publication pagec57c47f3725001c9140b83cead8f9847fda5eec35ae292f90eae4478117d0999
Manifest2425decd5acb2943c675569845a556b89476b6ddeee7ce67b2930d376217bd68

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
Signatureg6WOMQmxndoht8MauKTEGX/1jFH5FEEBgjVfnnf+2zwDf0+KV8FuG9c5/KAMdBb+2Y5kWEvniXs/Hp9DDJ6WDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:00:35.558193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083084
observed c57c47f3725001c9140b83cead8f9847...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:35.168142ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083084/manifest.json
observed 2425decd5acb2943c675569845a556b8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:35.150598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083084/publication.md
observed 38ac205e8f17d4bc02849adc9b96ee5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:00:35.132743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083084/publication.txt
observed a53eb0a803c48e444451adb8a1733cf4...
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.