OpenTechnical

OT-2026-000050582

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000050582) never changes.

Identity and time

Publication numberOT-2026-000050582 · never reused
Internal UUID01a0ae82-5c49-73ca-9ead-22e05f9dd4fc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050582
StatusPUBLIC

Content hashes

Canonical texta8c7bbc9e0a08df0c47334a41937719517455dcd86aff38f69e2b8e5d002a3bf
Markdown6a8ace828872f73b5140d1dba8e438a313a647d5a4f516e520c76efddc0fd1f7
PDF
Publication pagef32d59f22bab994cdc9e12391c6d2fb86dc7b55a87a6864e8054b7ae27629187
Manifest3fd63f616a83e8705478aede5cedd8f9bbac59212c79099c3401f88aad805c67

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
SignatureJc1qy0SA0Pb9/erOBvk8BsqgJ1kCW91l+oXSiCw5SgYJJ/d+7uJ3NGCxJGow/7F4IzKE4QQwh7ipwD/LTY/CBQ==
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

2026-09-17T11:01:41.071644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050582
observed f32d59f22bab994cdc9e12391c6d2fb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.056067ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050582/manifest.json
observed 3fd63f616a83e8705478aede5cedd8f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.039508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050582/publication.md
observed 6a8ace828872f73b5140d1dba8e438a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:41.022533ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050582/publication.txt
observed a8c7bbc9e0a08df0c47334a419377195...
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.