OpenTechnical

OT-2026-000035258

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000035258) never changes.

Identity and time

Publication numberOT-2026-000035258 · never reused
Internal UUID01a0ae76-6a1f-7b80-93ff-65e50b5ca935 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035258
StatusPUBLIC

Content hashes

Canonical text126c1a301eb05e112d87fa34edd6663e6be2d7d93241b283b9be1e56ccc5b0e3
Markdown84a858891926fd2ccd14411abd70b965e430b003631adca175f3ef75b8da7f5f
PDF
Publication page9417a52606a85ff38f8922606d59827b0efb5a5ee5a3e33cc3c3e98a9056272d
Manifest6f7b132cc92d8b766ce37abdca762f383ae88e4e77ad7ca9a2ffacb561e6699f

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
Signature2ZUVlQIPj9H/tce1w9sPQ+wfYxcrgf9+wrqqmnXVMOvj3Jn9Id20p4+Vu5548B7nHohQQmybPXf4op14X3DfAA==
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

2026-09-17T11:28:24.273693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035258
observed 9417a52606a85ff38f8922606d59827b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.255754ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035258/manifest.json
observed 6f7b132cc92d8b766ce37abdca762f38...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.236823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035258/publication.md
observed 84a858891926fd2ccd14411abd70b965...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:24.219243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035258/publication.txt
observed 126c1a301eb05e112d87fa34edd6663e...
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.