OpenTechnical

OT-2026-000071326

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000071326) never changes.

Identity and time

Publication numberOT-2026-000071326 · never reused
Internal UUID01a0ae91-e0ec-7bd7-add5-3fe1bbce9421 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071326
StatusPUBLIC

Content hashes

Canonical texte70b90ca0ba47277529704017e2414cfede3f18c752a1d70f908cbd89d3e3c1b
Markdown60c4ad326a4c7ffc8de1ec211e2fcf46be351cf56c944506a95550741ce3dce2
PDF
Publication page678724dc715e24bc6d8eea96b51cd5ad61455165f0e5e52dbce5e8953716eb7b
Manifest189b430dc85945ad731ddf8e4eb9e08883df5c324e06c9e613bd494133e7c1dd

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
SignatureXtqQmWjiNfwXPIKFiXINoYsO6qPoGXdj9m1jjc7+vuMQbfo3vBj++I+1dejJtKCpPZUehysQA05hF0BF04qJBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:24:55.181205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071326
observed 678724dc715e24bc6d8eea96b51cd5ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.164175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071326/manifest.json
observed 189b430dc85945ad731ddf8e4eb9e088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.110615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071326/publication.md
observed 60c4ad326a4c7ffc8de1ec211e2fcf46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:55.062939ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071326/publication.txt
observed e70b90ca0ba47277529704017e2414cf...
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.