OpenTechnical

OT-2026-000039478

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000039478) never changes.

Identity and time

Publication numberOT-2026-000039478 · never reused
Internal UUID01a0ae78-9675-76a9-b148-619466e79a56 · 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-2026-000039478
StatusPUBLIC

Content hashes

Canonical textb43d507283f390c4dd0e7fe1e905d2ed8451fc8a982ec9fb88b9daadf9b67c91
Markdownd9319f586e8c7312d5fdae38c86cecb41b9d29553d8b92b36daff79d56660d6a
PDF
Publication page8f741a9faca2687e75c57f7e3c54dc1a1877c6342bdc5e5a86d5c9a7d41d31f8
Manifeste101db70dce4a1ac12635b2e55df062d0100ec8d48b5344d5a1c94592b533159

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
SignatureNoHF58//RaSWjlVEGsEt1vml86Gky+QYYIF5KtA7ux4+BzLdi5tma/Wv7zzqPi5gnWV3QxwF7frjpxK9Vs0xDg==
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

2026-09-17T11:21:06.190293ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039478
observed 8f741a9faca2687e75c57f7e3c54dc1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.174824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039478/manifest.json
observed e101db70dce4a1ac12635b2e55df062d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.158832ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039478/publication.md
observed d9319f586e8c7312d5fdae38c86cecb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:21:06.142313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039478/publication.txt
observed b43d507283f390c4dd0e7fe1e905d2ed...
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.