OpenTechnical

OT-2026-000063976

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained blow-off after set-down

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-2026-000063976) never changes.

Identity and time

Publication numberOT-2026-000063976 · never reused
Internal UUID01a0ae8d-53bc-7121-9431-a426c3ac8b73 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:12.763906Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063976
StatusPUBLIC

Content hashes

Canonical texta2fb945524cca0eaa0314462e33396c42ba58e2c14660064883cc644dcd3ab45
Markdownc8a6095bf9df4ce36185d65891f9a4890219eb907b838fcc2c3dd8efd20241bb
PDF
Publication pageeb79f91f68d309a60fe0594677fa4fa39723112865f18c8ae895284095c59093
Manifest40ef0e84cb4f83b9b41a11d985088c7e6f197ad6fa1ee02559a2ef8469637d43

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
Signature0NEOPivt0H9LQEi2zbK5gpNck8VYiy3rEKFxD6FR6cHng8QAjzuJUNQpj7fQoUzrxd/pZfFhGq7gbUGmrup5AQ==
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

2026-09-17T10:37:02.669633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063976
observed eb79f91f68d309a60fe0594677fa4fa3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:02.642819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063976/manifest.json
observed 40ef0e84cb4f83b9b41a11d985088c7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:02.623193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063976/publication.md
observed c8a6095bf9df4ce36185d65891f9a489...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:02.605545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063976/publication.txt
observed a2fb945524cca0eaa0314462e33396c4...
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.