OpenTechnical

OT-2026-000004088

Publication integrity record

Vacuum cup gripper, six outlet manifold, ejector fed, pressure verified, 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-2026-000004088) never changes.

Identity and time

Publication numberOT-2026-000004088 · never reused
Internal UUID01a0a90e-8057-7555-830d-07169cf83ea8 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:11:35.002549Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000004088
StatusPUBLIC

Content hashes

Canonical textf1cd5fe78beb70696cd1a0d6cc5d5f07784833c2f89e226dcbb3c4ce9b053ec2
Markdown753a0f820c24a4be77af9a3b34e8896150f09d06c644f00cefb50797d260770d
PDF
Publication page025e68317814abbd555adcdf8eda3636b84cdfee47ac636e85b8fd52a78ba52d
Manifest062ef2d58e29a5cd47d253f0d6f38493c61bf616d3349643d22114c0ed83896b

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
SignatureAK1CaXeoj1ywkWUSyv2sr0ljRgwiXgHhNmREyiKfsnFsM2oqZGhG7l/IqMifsepmB8l7/Y2QWpC/VRCK4+zzAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:30:33.435526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004088
observed 025e68317814abbd555adcdf8eda3636...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:33.409767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004088/manifest.json
observed 062ef2d58e29a5cd47d253f0d6f38493...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:33.395719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004088/publication.md
observed 753a0f820c24a4be77af9a3b34e88961...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:30:33.382639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000004088/publication.txt
observed f1cd5fe78beb70696cd1a0d6cc5d5f07...
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.