ISRC USL4Q1901666
Verified recording
USL4Q1901666 is “Amargura en la Sangre (En Vivo)” by Chicho Castro y Sus Alia2,
registered on the CopyrightChains blockchain with CopyrightID
0x0dc12bb9242748ca8d834b5ac710b36d6cccd3b2cbf5c78c2b7ac849dd235a7c and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1901666.
Recording identifiers
- ISRC
- USL4Q1901666
- Title
- Amargura en la Sangre (En Vivo)
- Artist
- Chicho Castro y Sus Alia2
- CopyrightID (CopyrightChains transaction hash)
0x0dc12bb9242748ca8d834b5ac710b36d6cccd3b2cbf5c78c2b7ac849dd235a7c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:0448f03aa76714354f900d17f6455b32dda5fd6d2c3b21c7fef0e9d90b5822b0- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USL4Q1901666
- Bitcoin block existence check
- https://blockstream.info/api/block/960459
Full record
Track page: Amargura en la Sangre (En Vivo) · Machine-readable JSON-LD