ISRC USSM19701429
Verified recording
USSM19701429 is “The Big Cheese (incorporating a fantasia by William Byrd [1543-1623]) - Instrumental” by Mike Marshall,
registered on the CopyrightChains blockchain with CopyrightID
0x6fe22ce5d75d0f4ba51109ab29fc05df6a67f342fbeb9d46c9262831ae903afa 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/USSM19701429.
Recording identifiers
- ISRC
- USSM19701429
- Title
- The Big Cheese (incorporating a fantasia by William Byrd [1543-1623]) - Instrumental
- Artist
- Mike Marshall
- CopyrightID (CopyrightChains transaction hash)
0x6fe22ce5d75d0f4ba51109ab29fc05df6a67f342fbeb9d46c9262831ae903afa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:5674745580a285d13f8e2dc3711c394d9dabb7fad695f95e673b3a0a996b3665- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19701429
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: The Big Cheese (incorporating a fantasia by William Byrd [1543-1623]) - Instrumental · Machine-readable JSON-LD