OpenTechnical

OT-2026-000038405

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000038405) never changes.

Identity and time

Publication numberOT-2026-000038405 · never reused
Internal UUID01a0ae78-2d52-7a3b-9cf6-86f3061dfb56 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038405
StatusPUBLIC

Content hashes

Canonical text03632c119b0ff437b8d645ff525b55709d4dbeb09006f491536a12dd56f98eed
Markdown677d856c05336f63070a97fe65298df5781d8fb019f3519ede19470820f6e5fc
PDF
Publication paged6d90b080a87559b0b01855a44082f41f92f4b3f4959825eaf88996e8d74cbab
Manifest663596f1d3fe5a4e13893cd32a5205ac87131335d9fc8cd2fe0635ac79861b28

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
Signature8NyuXfUj4+if1TGx7Fh3wscGl4CpSikp8eIcwABaGGXsEAx4cqcFpJAxlpkgcwId5H+vxAd1gKWz0yJozZhWAg==
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

2026-09-17T11:22:36.930281ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038405
observed d6d90b080a87559b0b01855a44082f41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:36.913268ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038405/manifest.json
observed 663596f1d3fe5a4e13893cd32a5205ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:36.894000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038405/publication.md
observed 677d856c05336f63070a97fe65298df5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:36.877406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038405/publication.txt
observed 03632c119b0ff437b8d645ff525b5570...
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.