OpenTechnical

OT-2026-000035957

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off after set-down, on a tool changer

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-2026-000035957) never changes.

Identity and time

Publication numberOT-2026-000035957 · never reused
Internal UUID01a0ae76-b4ca-748e-9f7a-454c17cd8fee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035957
StatusPUBLIC

Content hashes

Canonical textfbfe68d541bf8d2a5e7cef168ee385c6aca3e196b11b6adc29014c02ee9582e2
Markdownc8388d7f41de89279810b24b334c15b12f9d393f4022bf8ba82f865e99499751
PDF
Publication pagecaea8800d5ad075a4d80a97496755086cab9ac687f44f0f41453efb20c97e510
Manifest77736a3503425b9f272feb500e0f630cf01e77e57a3f8d81939972e74d16c471

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
SignaturedPYzFUWMCz/z5nxsP+qjwywOgJ+b83cHDQj42q2AvYa9t9/B4h8dKCN5pZ0gqZ0GIUkc0ECzQzEcOk5mFWYmAg==
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

2026-09-17T11:27:49.077175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035957
observed caea8800d5ad075a4d80a97496755086...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.060163ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035957/manifest.json
observed 77736a3503425b9f272feb500e0f630c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.042933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035957/publication.md
observed c8388d7f41de89279810b24b334c15b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:49.025555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035957/publication.txt
observed fbfe68d541bf8d2a5e7cef168ee385c6...
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.