ISRC USRC11501784
Verified recording
USRC11501784 is “Mamma, 'Tain't Long Fo' Day” by Blind Willie McTell,
registered on the CopyrightChains blockchain with CopyrightID
0xa0a3d3565c6d26851fa38eb931e45c0239ead66449b15b606f474fed5f57202b and independently timestamped
in Bitcoin block 960258 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11501784.
Recording identifiers
- ISRC
- USRC11501784
- Title
- Mamma, 'Tain't Long Fo' Day
- Artist
- Blind Willie McTell
- CopyrightID (CopyrightChains transaction hash)
0xa0a3d3565c6d26851fa38eb931e45c0239ead66449b15b606f474fed5f57202b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:45:34+00:00
- Bitcoin block
- 960258
- Canonical record hash
sha256:21c4313722c2f7317cfdf8effd199283dfa1a3438ce3d08c19b361e97374682d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USRC11501784
- Bitcoin block existence check
- https://blockstream.info/api/block/960258
Full record
Track page: Mamma, 'Tain't Long Fo' Day · Machine-readable JSON-LD