OpenTechnical

OT-2026-000043268

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000043268) never changes.

Identity and time

Publication numberOT-2026-000043268 · never reused
Internal UUID01a0ae7b-327d-7eb1-8fe0-0031845025bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:28:24.717423Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043268
StatusPUBLIC

Content hashes

Canonical text130eed0ee07ab59afad43eaaf38879c161f5fe8e1310b767d53ecd739e9a9cee
Markdown9721efd6f0abedf076109423d1e9ddeb85a836986e3be4da44c15402ff6175f9
PDF
Publication page55cd7b66af184a395f2572b9a286582209b82813a32680730e7e814c850c96c5
Manifest904ce10d0de0455a03ca32733a7fe2c92fd67860e7f9b221cc466bb956d14570

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
Signature0WjwA4X5LZPn+3WRLXn4RJ9FkKdGOeSnd2uc14V9cKCLZWqZyq5yO2LjfXa+p1ZXd6pQtKZ7XTNQFuT5FYNHBg==
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

2026-09-17T11:13:45.216105ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043268
observed 55cd7b66af184a395f2572b9a2865822...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.197744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043268/manifest.json
observed 904ce10d0de0455a03ca32733a7fe2c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.178488ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043268/publication.md
observed 9721efd6f0abedf076109423d1e9ddeb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:13:45.158827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043268/publication.txt
observed 130eed0ee07ab59afad43eaaf38879c1...
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.