ISRC USC4R0302618
Verified recording
USC4R0302618 is “Heartsong - Live At Maybeck Recital Hall, Berkeley, CA / October 24, 1993” by Fred Hersch,
registered on the CopyrightChains blockchain with CopyrightID
0x3d259b182694c3fef76216e7cd5974fd56e9d9f0cfb60b00bda0e9347fc9312b and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R0302618.
Recording identifiers
- ISRC
- USC4R0302618
- Title
- Heartsong - Live At Maybeck Recital Hall, Berkeley, CA / October 24, 1993
- Artist
- Fred Hersch
- CopyrightID (CopyrightChains transaction hash)
0x3d259b182694c3fef76216e7cd5974fd56e9d9f0cfb60b00bda0e9347fc9312b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:61eba0820170d34f92250f9f054a1ad3c2b17ee34b2bd32509cde85ac1b99cab- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USC4R0302618
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Heartsong - Live At Maybeck Recital Hall, Berkeley, CA / October 24, 1993 · Machine-readable JSON-LD