ISRC DEF058430617
Verified recording
DEF058430617 is “West Side Story: I. Prologue” by Leonard Bernstein,
registered on the CopyrightChains blockchain with CopyrightID
0x2a1240eb9b7e97b46749407db396143867f26f20a8b8da38005fabf807fdb84c and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430617.
Recording identifiers
- ISRC
- DEF058430617
- Title
- West Side Story: I. Prologue
- Artist
- Leonard Bernstein
- CopyrightID (CopyrightChains transaction hash)
0x2a1240eb9b7e97b46749407db396143867f26f20a8b8da38005fabf807fdb84c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:86d935ba507d63afefe29227f1d1f8c2c2de1dda5780aed84bf3933d7588cdb2- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058430617
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: West Side Story: I. Prologue · Machine-readable JSON-LD