OpenTechnical

OT-2026-000038483

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed 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-2026-000038483) never changes.

Identity and time

Publication numberOT-2026-000038483 · never reused
Internal UUID01a0ae78-2d53-7c6d-803a-42b81271af4a · 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-2026-000038483
StatusPUBLIC

Content hashes

Canonical text182d8185f7f9e4fffc338f1a055b63506d9a97c4bd19c629770c74593820f63d
Markdown78e21ae954e7b72e94a36c0205f83b085b8eeceb1ecc38c832ed65c00d03b882
PDF
Publication page08696cd228d28067dc36ec08ef3d419d084c26c5a5a78f701e8e89ba29fb2db9
Manifeste43d3558a18f84f32b9e7d6d08a7b37dbe4f9ba84f905b54df2bf3e0629dc363

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
SignatureOpsnOvf4X47VYPQnZlYYK07Fi+ZsgHavlF9OntcGLWpXXXQQjM8X5zpbm0MCIlY0mWBa0udDLE5Fl/+iqdePDA==
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

2026-09-17T11:22:43.376195ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038483
observed 08696cd228d28067dc36ec08ef3d419d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.359307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038483/manifest.json
observed e43d3558a18f84f32b9e7d6d08a7b37d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.341294ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038483/publication.md
observed 78e21ae954e7b72e94a36c0205f83b08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:43.321590ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038483/publication.txt
observed 182d8185f7f9e4fffc338f1a055b6350...
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.