OpenTechnical

OT-2026-000005432

Publication integrity record

Vacuum cup gripper, per zone isolation, six outlet manifold, ejector fed, rubber cups, flat form

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-2026-000005432) never changes.

Identity and time

Publication numberOT-2026-000005432 · never reused
Internal UUID01a0a938-d4ea-7999-bc33-2aa7e454b73a · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:57:49.164953Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005432
StatusPUBLIC

Content hashes

Canonical textf7bd6f877c94568f0673169ed91b42d8e1a3d2de2592fca3c9b780741da80752
Markdowna24c3002cfedfa6f7258cdf6c07d0a1b193cb7a4309a739dbe0934a089147350
PDF
Publication pagedb4268237225cbc6ba44c385c77ab0de4940c51c15b78ccb5bef8f1f4422dceb
Manifest7439c6228f8781abe6e2a051e8594c8e9dcd098ead50b783def5176f3beb1306

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
SignaturenFDoWV0BPkgx8Y68OL+/0TbROfEVB2FcQancZ9fnEzXYl6GWPd2ISUlCLQqCg/JWjyGnT7CcuL3cdkGzzPGmDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:10.181949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005432
observed db4268237225cbc6ba44c385c77ab0de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:10.166769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005432/manifest.json
observed 7439c6228f8781abe6e2a051e8594c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:10.152080ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005432/publication.md
observed a24c3002cfedfa6f7258cdf6c07d0a1b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:10.138842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005432/publication.txt
observed f7bd6f877c94568f0673169ed91b42d8...
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.