ISRC USSM11000336
Verified recording
USSM11000336 is “Station ID and Intro to Turnaround - Live April 1972 At Sigma Sound Studios, WMMR Radio, Philadelphia, PA” by Billy Joel,
registered on the CopyrightChains blockchain with CopyrightID
0xb2668f4a9c37ac67398060bebfba0bd90e2179bb93f126d1b04ac497cf8cd99b 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/USSM11000336.
Recording identifiers
- ISRC
- USSM11000336
- Title
- Station ID and Intro to Turnaround - Live April 1972 At Sigma Sound Studios, WMMR Radio, Philadelphia, PA
- Artist
- Billy Joel
- CopyrightID (CopyrightChains transaction hash)
0xb2668f4a9c37ac67398060bebfba0bd90e2179bb93f126d1b04ac497cf8cd99b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:71a5fa15789e14158c308e726c2801f40bace9207e094bb6cf7a94308cd9f710- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM11000336
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Station ID and Intro to Turnaround - Live April 1972 At Sigma Sound Studios, WMMR Radio, Philadelphia, PA · Machine-readable JSON-LD