ISRC DEF059631920
Verified recording
DEF059631920 is “Romeo and Juliet, Op. 64, Act IV: No. 52, Death of Juliet” by Sergei Prokofiev,
registered on the CopyrightChains blockchain with CopyrightID
0x243d00ff6188584b932ff0153900a0e2d62900951b41249592d2451cede6f2e6 and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631920.
Recording identifiers
- ISRC
- DEF059631920
- Title
- Romeo and Juliet, Op. 64, Act IV: No. 52, Death of Juliet
- Artist
- Sergei Prokofiev
- CopyrightID (CopyrightChains transaction hash)
0x243d00ff6188584b932ff0153900a0e2d62900951b41249592d2451cede6f2e6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:296fdb2793d628987e7f3e0787345a5cd461da6109fcfb444e6452d3f54fc599- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059631920
- Bitcoin block existence check
- https://blockstream.info/api/block/960360
Full record
Track page: Romeo and Juliet, Op. 64, Act IV: No. 52, Death of Juliet · Machine-readable JSON-LD