OpenTechnical

OT-2026-000007209

Publication integrity record

Magnetic end effector, plant vacuum fed, contact triggered, permanent magnet, 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-2026-000007209) never changes.

Identity and time

Publication numberOT-2026-000007209 · never reused
Internal UUID01a0a976-a065-7aa2-9351-02c2b99e7a88 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:05:18.951559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007209
StatusPUBLIC

Content hashes

Canonical text07d1b87d003c63450d3af561ec7647523e922f7198e0a14b5b62d0de71fa2363
Markdown879b0606da4c54872279d0b146289f79736f9f033746e9ddd772516d0dc554e6
PDF
Publication pageec8dc96e08a7d171bee78629219044192b49df02d0ef396bb864a00acfe0639a
Manifest1efbc8f5dc123090845c88bdcc891085233cca81e2a6dbfa61128828f620936b

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
SignaturecdXuGqyLZ9EAiP3Gq2MKG3YtKJkCbxWxxO1rCu1zdgTdT1+zj/FgRxBrSY9DTiLk78taIgupXSKaAsj0LiTMAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:10:15.713660ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007209
observed ec8dc96e08a7d171bee7862921904419...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:15.702083ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007209/manifest.json
observed 1efbc8f5dc123090845c88bdcc891085...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:15.690243ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007209/publication.md
observed 879b0606da4c54872279d0b146289f79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:15.677625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007209/publication.txt
observed 07d1b87d003c63450d3af561ec764752...
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.