ISRC USSM11000328
Verified recording
USSM11000328 is “Intro to Billy the Kid - Live April 1972 At Sigma Sound Studios, WMMR Radio, Philadelphia, PA” by Billy Joel,
registered on the CopyrightChains blockchain with CopyrightID
0x5452de75fe6f37b051fa3f1a26e0651e14fcc00a882c6820c29172449e50630b and independently timestamped
in Bitcoin block 954130 on 2026-06-17.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11000328.
Recording identifiers
- ISRC
- USSM11000328
- Title
- Intro to Billy the Kid - Live April 1972 At Sigma Sound Studios, WMMR Radio, Philadelphia, PA
- Artist
- Billy Joel
- CopyrightID (CopyrightChains transaction hash)
0x5452de75fe6f37b051fa3f1a26e0651e14fcc00a882c6820c29172449e50630b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-17T19:07:14+00:00
- Bitcoin block
- 954130
- Canonical record hash
sha256:8ee68c75453664940a8e7f05df2cabd989421dcf4f9787ec4db92229eb10fdc6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11000328
- Bitcoin block existence check
- https://blockstream.info/api/block/954130
Full record
Track page: Intro to Billy the Kid - Live April 1972 At Sigma Sound Studios, WMMR Radio, Philadelphia, PA · Machine-readable JSON-LD