ISRC USB961110511
Verified recording
USB961110511 is “Broadway Baby” by Stephen Sondheim,
registered on the CopyrightChains blockchain with CopyrightID
0xb470655966c625c02fe00573c94e1ea7926e328898e20ec528d72cbbea236c6f and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB961110511.
Recording identifiers
- ISRC
- USB961110511
- Title
- Broadway Baby
- Artist
- Stephen Sondheim
- CopyrightID (CopyrightChains transaction hash)
0xb470655966c625c02fe00573c94e1ea7926e328898e20ec528d72cbbea236c6f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:45b2091f21fe53d29187f878bf10dbe0d767d713b409c04e35c7dee9e75d7a96- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USB961110511
- Bitcoin block existence check
- https://blockstream.info/api/block/953520