OpenTechnical

OT-2026-000084694

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, sustained blow-off before 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-2026-000084694) never changes.

Identity and time

Publication numberOT-2026-000084694 · never reused
Internal UUID01a0ae98-e25d-7e54-add3-b2d0ffdbc511 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084694
StatusPUBLIC

Content hashes

Canonical text9f1550226af8889f83b742021222d6c1963e6c7c21822c7cb3a1582eb5e044f1
Markdownd6b85a2ae487847bcd3f6b6519e0bddfa6df9e7033d985ee296d162b8759f647
PDF
Publication pagec71f35ed7db19fef28b72dd746c95a4b03ef319c074a3c7e174e64e9f09530e5
Manifest0dfafc765ce1896677bc3592e5c46f65209ae0600c81be2d64c74a6087a43aaa

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
SignatureNzaIYkdIOQ7JYdz5sZwwGjpuaVFtY4QvAH2b9bMxSEzDQyFK87dOllHM/odXJBIMG3h0v6VVW/bY01lvfhNdAw==
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

2026-09-17T09:55:37.622104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084694
observed c71f35ed7db19fef28b72dd746c95a4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.603194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084694/manifest.json
observed 0dfafc765ce1896677bc3592e5c46f65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.584893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084694/publication.md
observed d6b85a2ae487847bcd3f6b6519e0bddf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:37.567644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084694/publication.txt
observed 9f1550226af8889f83b742021222d6c1...
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.