ISRC ES5021700620
Verified recording
ES5021700620 is “Lullaby for the Son of a Pianist” by Jorge Grundman,
registered on the CopyrightChains blockchain with CopyrightID
0x7992a20a4c461fe84be63bafd51e8dc9d33bf52c084d11678e82ec8a7a4b1db7 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/ES5021700620.
Recording identifiers
- ISRC
- ES5021700620
- Title
- Lullaby for the Son of a Pianist
- Artist
- Jorge Grundman
- CopyrightID (CopyrightChains transaction hash)
0x7992a20a4c461fe84be63bafd51e8dc9d33bf52c084d11678e82ec8a7a4b1db7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:832cd45694dc25ae8d48403cb34d56ad282669a3c89c0a8d774a8728358a3efd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES5021700620
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Lullaby for the Son of a Pianist · Machine-readable JSON-LD