OpenTechnical

OT-2026-000006057

Publication integrity record

Magnetic end effector, three stage ejector, contact triggered, electromagnet, 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-2026-000006057) never changes.

Identity and time

Publication numberOT-2026-000006057 · never reused
Internal UUID01a0a94d-e788-7619-a8bd-7e18ee378ac1 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:20:50.186541Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006057
StatusPUBLIC

Content hashes

Canonical texteb48d746bd21316db3a19a9cbe224c216b99170f3f0116b0f26ee923b31d33f2
Markdown63b2fc6cde2355cccd6f7f22f4de36646c1b6c0eb7a3ded3b5bf2af484d706c6
PDF
Publication page6c6475e52c1593124fd0564eb4a44f902d6154807a660eae3305e2ae78117203
Manifest435554ab0ad990269be57915137855a3ae4bda9d0e262156e9ebaab14812210a

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
SignatureA/DOGNakHhP1gEiEWUyZoW7TizWPe4NtdPsuqabs8+X9xTIFCE8GQEavLmlUGCzBF68OjHNjj+mvLHAXcp5uDg==
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

2026-09-16T08:30:32.463457ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006057
observed 6c6475e52c1593124fd0564eb4a44f90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:32.449248ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006057/manifest.json
observed 435554ab0ad990269be57915137855a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:32.435131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006057/publication.md
observed 63b2fc6cde2355cccd6f7f22f4de3664...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:32.422196ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006057/publication.txt
observed eb48d746bd21316db3a19a9cbe224c21...
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.