ISRC USUG12103743
Verified recording
USUG12103743 is “Ruby's Theme” by Marius de Vries,
registered on the CopyrightChains blockchain with CopyrightID
0x02cb18dba7dd137b30dabadbd6ebc0c7bb13844e76112706d609289f8abb955a and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUG12103743.
Recording identifiers
- ISRC
- USUG12103743
- Title
- Ruby's Theme
- Artist
- Marius de Vries
- CopyrightID (CopyrightChains transaction hash)
0x02cb18dba7dd137b30dabadbd6ebc0c7bb13844e76112706d609289f8abb955a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:767b0b02742716c5eb889bc8c949f1479a78c514ef610cd8ba02fac4b9c6c3c8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUG12103743
- Bitcoin block existence check
- https://blockstream.info/api/block/953520