OpenTechnical

OT-2026-000037514

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, 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-2026-000037514) never changes.

Identity and time

Publication numberOT-2026-000037514 · never reused
Internal UUID01a0ae77-b8ce-7b26-8916-69f4caa98576 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037514
StatusPUBLIC

Content hashes

Canonical text478e96504ce88273d92612e7ee1d5e72c65df721841fb66bb7f0daacbd557cac
Markdown1b70021db18c1681f129d91c1a6ac74011a295b9b1d265b6447449ab07aa4f38
PDF
Publication page34bf0ba56beaf9ee468087489054be0f142e182682b756dbf9c8a23ffe1d1f65
Manifest35f2474996aa040ab3365e40e3bb867e995fb5065d3e2710b9333b379006a248

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
SignatureASWQB4AXC+8rQkmXr7+Y3y2GSGXMgVxMZpGmundlCIS3N39+bkEvZo1olZ7bjPq6kf6iiJJXwUjs4kJhCDAOAw==
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

2026-09-17T11:23:57.840434ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037514
observed 34bf0ba56beaf9ee468087489054be0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:57.824085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037514/manifest.json
observed 35f2474996aa040ab3365e40e3bb867e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:57.806594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037514/publication.md
observed 1b70021db18c1681f129d91c1a6ac740...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:57.790968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037514/publication.txt
observed 478e96504ce88273d92612e7ee1d5e72...
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.