ISRC USA4A0901020
Verified recording
USA4A0901020 is “Memphis Blues” by W.C. Handy,
registered on the CopyrightChains blockchain with CopyrightID
0xe13f42e37dbfa496a81d56c7c5a3ef2ea60247dbfe52c0d6a30eb9400a4c0cc8 and independently timestamped
in Bitcoin block 960383 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA4A0901020.
Recording identifiers
- ISRC
- USA4A0901020
- Title
- Memphis Blues
- Artist
- W.C. Handy
- CopyrightID (CopyrightChains transaction hash)
0xe13f42e37dbfa496a81d56c7c5a3ef2ea60247dbfe52c0d6a30eb9400a4c0cc8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T09:50:37+00:00
- Bitcoin block
- 960383
- Canonical record hash
sha256:f5019a5b7469f6db0e84627c54a8ca9f01bf12a3b9b0b6292ba98a689e836142- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USA4A0901020
- Bitcoin block existence check
- https://blockstream.info/api/block/960383