OpenTechnical

OT-2026-000064144

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000064144) never changes.

Identity and time

Publication numberOT-2026-000064144 · never reused
Internal UUID01a0ae8d-a45f-73d6-b3ea-d0c3ee8e8cf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064144
StatusPUBLIC

Content hashes

Canonical text716bb5e752a6b52aa2491409fb1a5f62c424b270a7b8b3588ab8c5e31adfd732
Markdown9dc499ae0a8403f68f2bebc630a1f0e3cf880cfa72f9636debf377e9993eec7f
PDF
Publication pagea51656ae5d730f8c42017c611222b0c4d27de5ca2b6e484a845cc9945eff8812
Manifest23484dd5e3bd30b93ecfc2a7043b4062b9372bf28432b5d1433955a21e52efb6

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
Signature38YRjT4e4Y8u2T8HJGvaYvcmuCAue65t7nZg5fOeWqrwtLeloixh2xEV5Cb63Qgn9/X5gceZ4MJX4bI7+xxFBg==
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

2026-09-17T10:36:08.934119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064144
observed a51656ae5d730f8c42017c611222b0c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.914862ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064144/manifest.json
observed 23484dd5e3bd30b93ecfc2a7043b4062...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.894230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064144/publication.md
observed 9dc499ae0a8403f68f2bebc630a1f0e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.874640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064144/publication.txt
observed 716bb5e752a6b52aa2491409fb1a5f62...
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.