OpenTechnical

OT-2026-000103307

Publication integrity record

Four cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000103307) never changes.

Identity and time

Publication numberOT-2026-000103307 · never reused
Internal UUID01a0aea4-be3f-7902-be1e-dcce4bc15b8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103307
StatusPUBLIC

Content hashes

Canonical textfd9d154f13d317fd31daebe2fb029eef8f577937e8b638f4de6119bb89253a25
Markdowncc9743e4d16988bbaecb14d6a55174f2cfe36b0620cd5c46633adf9c92585954
PDF
Publication pageb3a0905881894329a82f644ce43a2572704826c44e5df49d7c6ff979027c8572
Manifestc11e0c1f8bc4108a456417eb6df22ce884562674ec75ccd9773bf14b79e364f4

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
Signature8eqMqDJNcMXjlufizI+os90Her6OEMuJEARQOr7zdqCTr3y5IbSXZDDPprpPy8AgVt3QDWZyC9b/P3xPZW4lAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:23:33.291750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103307
observed b3a0905881894329a82f644ce43a2572...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.275031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103307/manifest.json
observed c11e0c1f8bc4108a456417eb6df22ce8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.258936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103307/publication.md
observed cc9743e4d16988bbaecb14d6a55174f2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:33.242740ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103307/publication.txt
observed fd9d154f13d317fd31daebe2fb029eef...
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.