OpenTechnical

OT-2026-000011324

Publication integrity record

Four cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000011324) never changes.

Identity and time

Publication numberOT-2026-000011324 · never reused
Internal UUID01a0ae6c-88fd-7478-a835-93096becc37c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011324
StatusPUBLIC

Content hashes

Canonical text86aa4ab32452d2216e86cbdc7aa71157c2935d465b12b6280c2131d3d049e019
Markdown377641cdb7c7411ccb2adf01f27e333eae7e5a4472fce1c0ea0297b12b1bba4d
PDF
Publication page60d320499431f4a55d92d6708d55f6339587a5365b231f49a416404c995782f3
Manifest3e92c7ccb8507829219d58597320e0f5d3b04176c5541b2979365b33b41001b9

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
SignatureKzl1eKRV5fYIigu8bq8+wrzn+wSj9A/QDXscFcC+pXFiWvK8YRDMBkq47KfSaRef/XqV/gEfhAi+SLM3C+B4BQ==
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

2026-09-17T12:13:02.725630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011324
observed 60d320499431f4a55d92d6708d55f633...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.706033ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011324/manifest.json
observed 3e92c7ccb8507829219d58597320e0f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.686368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011324/publication.md
observed 377641cdb7c7411ccb2adf01f27e333e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:02.666660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011324/publication.txt
observed 86aa4ab32452d2216e86cbdc7aa71157...
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.