OpenTechnical

OT-2026-000084006

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented 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-2026-000084006) never changes.

Identity and time

Publication numberOT-2026-000084006 · never reused
Internal UUID01a0ae98-5b5d-78c7-9103-ea4086b78c77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084006
StatusPUBLIC

Content hashes

Canonical texta36e0b8ad2509bddfb4f3ad8e5c51c5abf3ec1d6d7c4f55606f7ee7dc1200956
Markdown55bd17f150b92d1d9b52893cd501e2064466cca78a9fb4bb7385e8095670d11f
PDF
Publication pageaf13aba0e985b11cf28ff5f58958e14d11fe6d18c0111b42e9764ce501e46c62
Manifest90438979d1f26b4fd5439c9fc9fe8b6987095f20a2c50e166e4ab61b9a2d55e7

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
SignatureEbLz0KKbSBVyQRyU0wHBthc8YLTATlJQMuKokM4x1jnN30G0GhBC0WB/eYQCebfbqLLxB9lKTJhzBTxFqp1FDA==
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

2026-09-17T09:55:43.401578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084006
observed af13aba0e985b11cf28ff5f58958e14d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.384151ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084006/manifest.json
observed 90438979d1f26b4fd5439c9fc9fe8b69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.367158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084006/publication.md
observed 55bd17f150b92d1d9b52893cd501e206...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:43.347664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084006/publication.txt
observed a36e0b8ad2509bddfb4f3ad8e5c51c5a...
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.