OpenTechnical

OT-2026-000039398

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, supply line 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-2026-000039398) never changes.

Identity and time

Publication numberOT-2026-000039398 · never reused
Internal UUID01a0ae78-9675-7ddf-a0ef-efb64e03f48a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:33.573712Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039398
StatusPUBLIC

Content hashes

Canonical text58eb9ee062e36b652ce52d0fc75f6dd60f82cd1cf943daf87855d38ca557e2ac
Markdown177f8fb4d62ba948983ac64b6c463e5f960c7224753b7ab9ced4fb8c77680e99
PDF
Publication pagefd212ca3b91a7bead9192921b34c28ec06b3b4ad82ff58ec89894d6921736d2a
Manifest54ba5a39d5fb43004c81abfaa1d11a14d6e81e1b81f4bcead4351dd1b247f859

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
SignatureHXT8rZwlFPikBbMQ0oNoLC3zsGBb94jbc+W/GtXznuLFbKprCM/NCVaIVS8Gy3lL88niEiRlZApcbJwqZO9/Dg==
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

2026-09-17T11:21:00.573133ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039398
observed fd212ca3b91a7bead9192921b34c28ec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.556260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039398/manifest.json
observed 54ba5a39d5fb43004c81abfaa1d11a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.539685ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039398/publication.md
observed 177f8fb4d62ba948983ac64b6c463e5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:00.521541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039398/publication.txt
observed 58eb9ee062e36b652ce52d0fc75f6dd6...
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.