OpenTechnical

OT-2026-000050592

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000050592) never changes.

Identity and time

Publication numberOT-2026-000050592 · never reused
Internal UUID01a0ae82-5c4a-7708-b5cc-e8eb9f285cea · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050592
StatusPUBLIC

Content hashes

Canonical textecc68c47750a228e2b5e0136a9a75dda2d63e6ef91e7e637e408d99c7d0720f3
Markdown07659fb3b4e616820808f223546cf991ef28bcb9b1f463cc8221fa12e6b96213
PDF
Publication page54aea6b0d4f16d22ca46194745b8941241d3410c431b128c6fa0f7910580a377
Manifest127fb60a573a6240d173e92c85d59d5ca358d585cde7d62dc8e77b73b1440e59

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
SignatureZiJERGgP4iJQwlf9VNIrGLdRN/EWvPs87Ge10u9PO71E/4OfAghVfKgwkszRnsO1RdAJSu36+PGYkw9aKnY5Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:41.768468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050592
observed 54aea6b0d4f16d22ca46194745b89412...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.749718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050592/manifest.json
observed 127fb60a573a6240d173e92c85d59d5c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.730385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050592/publication.md
observed 07659fb3b4e616820808f223546cf991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.709841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050592/publication.txt
observed ecc68c47750a228e2b5e0136a9a75dda...
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.