ISRC DEF059631908
Verified recording
DEF059631908 is “Romeo and Juliet, Op. 64, Act II: No. 26, Nurse” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0xdb12125bae6661420a2efef404c8b6cbad8d928f5741a7d9a0b8f5d10c7c194c and independently timestamped
in Bitcoin block 960276 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631908.
Recording identifiers
- ISRC
- DEF059631908
- Title
- Romeo and Juliet, Op. 64, Act II: No. 26, Nurse
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0xdb12125bae6661420a2efef404c8b6cbad8d928f5741a7d9a0b8f5d10c7c194c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T16:01:17+00:00
- Bitcoin block
- 960276
- Canonical record hash
sha256:8198a7643f4b5c6f23872c11b0ad6b915c5657cdd15496fc0220d593ae27f999- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631908
- Bitcoin block existence check
- https://blockstream.info/api/block/960276
Full record
Track page: Romeo and Juliet, Op. 64, Act II: No. 26, Nurse · Machine-readable JSON-LD