OpenTechnical

OT-2026-000019322

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000019322) never changes.

Identity and time

Publication numberOT-2026-000019322 · never reused
Internal UUID01a0ae6e-f392-7b3e-9596-878158c740a2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:15:02.050431Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000019322
StatusPUBLIC

Content hashes

Canonical textcabb3e29796462129125fa87e27dd711bd5987ddb5dd16e375602c9c9709994f
Markdown745c9f080cd9023461f44b3fff115c3584f9bc70bdd7b52141a6714bc079e635
PDF
Publication page2c9e4029e0972a1ae771e41b6986b0f88a300098b4eab8c20f1e1f1a7dc62b17
Manifest796006d29d87ef32668746f5b3e4217636401afc08e26bb7bb0ba4bc36e31221

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
Signaturez8KvQBSALUZpYA0//vaSntoxS7dL8kaENceJeGNtb/LtWkvARGraZ96EOyOTNVa9/M1AODJTqBVvpgGisVltCw==
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

2026-09-17T11:58:41.249185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019322
observed 2c9e4029e0972a1ae771e41b6986b0f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.231633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019322/manifest.json
observed 796006d29d87ef32668746f5b3e42176...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.212099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019322/publication.md
observed 745c9f080cd9023461f44b3fff115c35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:58:41.193613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000019322/publication.txt
observed cabb3e29796462129125fa87e27dd711...
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.