ISRC QMFLS1400039
Verified recording
QMFLS1400039 is “La Guayaba” by Martin Castillo,
registered on the CopyrightChains blockchain with CopyrightID
0x7a47defce16ec2335b68500757c2199c2628fed06d51c80d66145cc5e57551b4 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/QMFLS1400039.
Recording identifiers
- ISRC
- QMFLS1400039
- Title
- La Guayaba
- Artist
- Martin Castillo
- CopyrightID (CopyrightChains transaction hash)
0x7a47defce16ec2335b68500757c2199c2628fed06d51c80d66145cc5e57551b4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:98db0b8d7baed86e8eb51a97194f2ec4d530f5a9ec94766bf928119e42d3969a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMFLS1400039
- Bitcoin block existence check
- https://blockstream.info/api/block/956302