ISRC USCA28900882
Verified recording
USCA28900882 is “Aunt Hagar's Blues” by Art Tatum,
registered on the CopyrightChains blockchain with CopyrightID
0x4f3e7f4d3d50df4c1a382412477161832c9226a56a5d5df2d5aece12857d7974 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCA28900882.
Recording identifiers
- ISRC
- USCA28900882
- Title
- Aunt Hagar's Blues
- Artist
- Art Tatum
- CopyrightID (CopyrightChains transaction hash)
0x4f3e7f4d3d50df4c1a382412477161832c9226a56a5d5df2d5aece12857d7974
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:726ef461b0c43f1968ed57eef069794d1392a8c9a0dc1d79f28109ad73303078- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCA28900882
- Bitcoin block existence check
- https://blockstream.info/api/block/960138