ISRC GBLWD1205608
Verified recording
GBLWD1205608 is “Cinco canciones negras: IV. Cancion de cuna para dormir a un negrito (Version for Voice and Orchestra)” by Xavier Montsalvatge,
registered on the CopyrightChains blockchain with CopyrightID
0x64e33215c916523da9453bad82c714ea818c184c7d7be16d3633ceb191a0b8ae and independently timestamped
in Bitcoin block 960337 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1205608.
Recording identifiers
- ISRC
- GBLWD1205608
- Title
- Cinco canciones negras: IV. Cancion de cuna para dormir a un negrito (Version for Voice and Orchestra)
- Artist
- Xavier Montsalvatge
- CopyrightID (CopyrightChains transaction hash)
0x64e33215c916523da9453bad82c714ea818c184c7d7be16d3633ceb191a0b8ae
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:51:48+00:00
- Bitcoin block
- 960337
- Canonical record hash
sha256:c3f4fcc064af68bdb0e775399af45bcb25e3a25485083e3884c311d62538d983- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBLWD1205608
- Bitcoin block existence check
- https://blockstream.info/api/block/960337
Full record
Track page: Cinco canciones negras: IV. Cancion de cuna para dormir a un negrito (Version for Voice and Orchestra) · Machine-readable JSON-LD