OpenTechnical

OT-2026-000014123

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, single stage ejector, 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-2026-000014123) never changes.

Identity and time

Publication numberOT-2026-000014123 · never reused
Internal UUID01a0ae6d-b278-78a0-92a0-88a6e1872aca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014123
StatusPUBLIC

Content hashes

Canonical textbcd24c41931754847f284eb66867d7027cdd518616ecf93ccbceb0799e512815
Markdown1ed43364888e6ae8edf24065e83adcf0d64b79d877619359159e87d941fcae73
PDF
Publication page97af86299e95ef4f0a84831d7f611d385fe95fd87372ae567015a08f3d0f9144
Manifest58837083a8f9b794af616b50fdc7e1e67f02d11e4cd5255605655581d6c99e51

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
SignatureQCLBpEiGZHaFIu6YuXREuHYLmLl9JdFt10Iq3sTwn2ek1ZU47Jx1NAzg9SGZdmSSVXafkoapZzXhxd9AhxcxCQ==
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

2026-09-17T12:07:11.596640ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014123
observed 97af86299e95ef4f0a84831d7f611d38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.575770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014123/manifest.json
observed 58837083a8f9b794af616b50fdc7e1e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.552678ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014123/publication.md
observed 1ed43364888e6ae8edf24065e83adcf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:11.531440ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014123/publication.txt
observed bcd24c41931754847f284eb66867d702...
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.