OpenTechnical

OT-2026-000038584

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000038584) never changes.

Identity and time

Publication numberOT-2026-000038584 · never reused
Internal UUID01a0ae78-2d54-744b-b6ad-0df310b2da68 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:06.661829Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038584
StatusPUBLIC

Content hashes

Canonical texta1a1401975d862bb76dadcfe70ed4cb15277798e36082cbe7a9e15b7813b63e6
Markdownfcdfeaf42046ece8d403c366bf8e5acf183b71f9b8ab76e3eaee0c0e35934cea
PDF
Publication page332d5c1e89fd9270ae5598370da0821ae77621aef59b1d2c2e45af7437422988
Manifeste78ad429c3cd7aa3c4f4b19f456e9e436a2653f054b6f7ce71f89454d032ef07

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
Signature2MCDgZPB8vmGxreJjuCYBwEtgRc8JrD7vgoseCt0YHtM4yVWg7Y+GXt+Gu4zsN7GpEz7IzFJRyh9WpAcNEwvAA==
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

2026-09-17T11:22:51.927684ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038584
observed 332d5c1e89fd9270ae5598370da0821a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.908503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038584/manifest.json
observed e78ad429c3cd7aa3c4f4b19f456e9e43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.890367ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038584/publication.md
observed fcdfeaf42046ece8d403c366bf8e5acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:51.870581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038584/publication.txt
observed a1a1401975d862bb76dadcfe70ed4cb1...
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.