OpenTechnical

OT-2026-000005941

Publication integrity record

Bellows cup vacuum gripper, four zone face, ejector fed, sustained blow off before set down

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-2026-000005941) never changes.

Identity and time

Publication numberOT-2026-000005941 · never reused
Internal UUID01a0a949-eb40-7c29-a159-6496b1980388 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:16:28.995464Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005941
StatusPUBLIC

Content hashes

Canonical text38c136dfb97f9fdf9bb0e4fd9870e759bf32423a3cd566f2fc25b2cab13fa794
Markdown17bcf6a6bfcd95f971b093074b042d03b28ee8bd068f2ddf16cda55c1b4f5f46
PDF
Publication pageea9de61dd044f3c4d3f716ec3212fa00c0a3b9dfd0516f2b91b50e8f14a058dc
Manifeste0ed7e1d4b1d5f4506d984ba738e2429fe85c2bd60e4d0455c784f918d861a7b

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
Signature5wc4wMYvPivZleVqWVLXrX+6NjU1K9Eb+OcJPNvIWpyqda2EQakKkRKDabUCj1rRaohaSURRGHtmbj5fwYtdDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:20:14.889465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005941
observed ea9de61dd044f3c4d3f716ec3212fa00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:14.874807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005941/manifest.json
observed e0ed7e1d4b1d5f4506d984ba738e2429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:14.741127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005941/publication.md
observed 17bcf6a6bfcd95f971b093074b042d03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:20:14.726409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005941/publication.txt
observed 38c136dfb97f9fdf9bb0e4fd9870e759...
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.