ISRC DEN962303220
Verified recording
DEN962303220 is “Canción de cuna para dormir a un negrito (Transcr. for Mezzosoprano and Guitar)” by Xavier Montsalvatge,
registered on the CopyrightChains blockchain with CopyrightID
0x4d1e59e218861c0ad71661ff77dbc4d72e15c4d1fee9921a9289f9905de43860 and independently timestamped
in Bitcoin block 960327 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962303220.
Recording identifiers
- ISRC
- DEN962303220
- Title
- Canción de cuna para dormir a un negrito (Transcr. for Mezzosoprano and Guitar)
- Artist
- Xavier Montsalvatge
- CopyrightID (CopyrightChains transaction hash)
0x4d1e59e218861c0ad71661ff77dbc4d72e15c4d1fee9921a9289f9905de43860
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T00:26:26+00:00
- Bitcoin block
- 960327
- Canonical record hash
sha256:23f7abd09673f0be725789062a5a69e98981958e50fd335cc452e74635ca27f6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962303220
- Bitcoin block existence check
- https://blockstream.info/api/block/960327
Full record
Track page: Canción de cuna para dormir a un negrito (Transcr. for Mezzosoprano and Guitar) · Machine-readable JSON-LD