ISRC QMFMF2442835
Verified recording
QMFMF2442835 is “Cadenas” by Rubin,
registered on the CopyrightChains blockchain with CopyrightID
0xa42fb4e6629dc74abd1e07e9f3bb101032fda86b39a109b8ff924a11394ac6ff and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF2442835.
Recording identifiers
- ISRC
- QMFMF2442835
- Title
- Cadenas
- Artist
- Rubin
- CopyrightID (CopyrightChains transaction hash)
0xa42fb4e6629dc74abd1e07e9f3bb101032fda86b39a109b8ff924a11394ac6ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:75fa2fbf0cbffe962e8dfd4bc1edb7eb3369345ba18cb0fc1963280732e4f816- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFMF2442835
- Bitcoin block existence check
- https://blockstream.info/api/block/956302