OpenTechnical

OT-2026-000005722

Publication integrity record

Bellows cup vacuum gripper, four zone face, three outlet manifold, three stage ejector, contact triggered

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-2026-000005722) never changes.

Identity and time

Publication numberOT-2026-000005722 · never reused
Internal UUID01a0a942-a3b8-7bd8-a4c3-d998a3fe6b41 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:08:31.931662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005722
StatusPUBLIC

Content hashes

Canonical textefa690db0f540bf376805131bea73dc6899addaf4a3f2f536b77f0ad94254a90
Markdowndaee1cb74d005b1f1e3d96c8eb5791e8820ba16c179bfbd51e842476676892cf
PDF
Publication page266f060e3e260121e4bb7adc1b5d8983f1cc6cd20ce6f1db3679b2ca5892e8e1
Manifesta6c0b443bf835f1325ce5e44f3f8953ff4efe9378c235066115fcf33530561c0

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
Signature8jAHhUUt2M9dnZpdJwRV4z9MUV1PGxECUw/VguRbzVIYX69Iio+GDg3LD3hDdOiSWI7fOc29c69HRL2i287IDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:10:07.400954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005722
observed 266f060e3e260121e4bb7adc1b5d8983...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:07.386731ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005722/manifest.json
observed a6c0b443bf835f1325ce5e44f3f8953f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:07.373716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005722/publication.md
observed daee1cb74d005b1f1e3d96c8eb5791e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:10:07.235952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005722/publication.txt
observed efa690db0f540bf376805131bea73dc6...
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.