ISRC QM4TW2474322
Verified recording
QM4TW2474322 is “Milonga del Angel - Arr. for Guitar and Strings by Dmitry Borodaev” by Astor Piazzolla,
registered on the CopyrightChains blockchain with CopyrightID
0x255d01f42e64d28fbb760f785c6a67012a7bee0d72db9536ca1036330d71d3c7 and independently timestamped
in Bitcoin block 960456 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2474322.
Recording identifiers
- ISRC
- QM4TW2474322
- Title
- Milonga del Angel - Arr. for Guitar and Strings by Dmitry Borodaev
- Artist
- Astor Piazzolla
- CopyrightID (CopyrightChains transaction hash)
0x255d01f42e64d28fbb760f785c6a67012a7bee0d72db9536ca1036330d71d3c7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T19:53:57+00:00
- Bitcoin block
- 960456
- Canonical record hash
sha256:0f669acf4f14cdb00393035316c2f20be6800eebe212040cfcef104fdd14a4d4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2474322
- Bitcoin block existence check
- https://blockstream.info/api/block/960456
Full record
Track page: Milonga del Angel - Arr. for Guitar and Strings by Dmitry Borodaev · Machine-readable JSON-LD