ISRC USSM10308857
Verified recording
USSM10308857 is “Why Phillis Waltz” by The Dave Brubeck Quartet,
registered on the CopyrightChains blockchain with CopyrightID
0xbf5bf72343e0275ba98ce0c6b3f54e4484fcd1baaf7b928790d4528d93229442 and independently timestamped
in Bitcoin block 960298 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10308857.
Recording identifiers
- ISRC
- USSM10308857
- Title
- Why Phillis Waltz
- Artist
- The Dave Brubeck Quartet
- CopyrightID (CopyrightChains transaction hash)
0xbf5bf72343e0275ba98ce0c6b3f54e4484fcd1baaf7b928790d4528d93229442
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:26:00+00:00
- Bitcoin block
- 960298
- Canonical record hash
sha256:520635f70e03ad898f52ff2aab98354203dc5e4b6cb01cba5b6ce5c7e74a785b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM10308857
- Bitcoin block existence check
- https://blockstream.info/api/block/960298