ISRC IEFJB1100006
Verified recording
IEFJB1100006 is “A Man of Constant Sorrow” by Sharon Shannon,
registered on the CopyrightChains blockchain with CopyrightID
0x5e1061720870843b719b1f5498161358871f3715b68a368b2cffac8aa2cee0c3 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IEFJB1100006.
Recording identifiers
- ISRC
- IEFJB1100006
- Title
- A Man of Constant Sorrow
- Artist
- Sharon Shannon
- CopyrightID (CopyrightChains transaction hash)
0x5e1061720870843b719b1f5498161358871f3715b68a368b2cffac8aa2cee0c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:a664edcfc1055de18b72ba9f0eacaf7e63ea5aa2fc89170b5b06447c0b9c606a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/IEFJB1100006
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: A Man of Constant Sorrow · Machine-readable JSON-LD