OpenTechnical

OT-2026-000044345

Publication integrity record

Four cup vacuum gripper, four outlet manifold, three stage ejector, supply line 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-2026-000044345) never changes.

Identity and time

Publication numberOT-2026-000044345 · never reused
Internal UUID01a0ae7c-39d6-79c2-9b80-68eae5db21ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044345
StatusPUBLIC

Content hashes

Canonical text2a68c8eb9e6652e05ee6dae20936abb7b3d6f69f8a453df39c73e5acbfa8b692
Markdowne14f5daef0b359ec0759dd44d06429b2d6d3ab4da68bc72ba887586c03eb3a15
PDF
Publication page36276edc261013e70bd8b4263f32caa8c1fd28e197a6bbd45fb9f5263f2d7fcb
Manifestc77ca9ed4e2ee41fc06d3c291b452e7c1a30f08942180fe51ead314e7e685da3

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
Signature+ch6Aav+A7ZI8Gd6i2n3wt9h0aDubHCO1mGZD8Ma8t+a6DGDfzl+ryPxFk1NU8kjVKGcrP5uULfB39+kmb1sBw==
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

2026-09-17T08:30:25.714768ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044345
observed 36276edc261013e70bd8b4263f32caa8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:24.828240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044345/manifest.json
observed c77ca9ed4e2ee41fc06d3c291b452e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:24.809611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044345/publication.md
observed e14f5daef0b359ec0759dd44d06429b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:24.790665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044345/publication.txt
observed 2a68c8eb9e6652e05ee6dae20936abb7...
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.