ISRC DKEFA0303610
Verified recording
DKEFA0303610 is “Who's Sorry Now” by Papa Bue's Viking Jazzband,
registered on the CopyrightChains blockchain with CopyrightID
0x889774a0d068a158af0cb1cd6aee883cb4d661edb35c8679f5c5ad83cd4c8b14 and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKEFA0303610.
Recording identifiers
- ISRC
- DKEFA0303610
- Title
- Who's Sorry Now
- Artist
- Papa Bue's Viking Jazzband
- CopyrightID (CopyrightChains transaction hash)
0x889774a0d068a158af0cb1cd6aee883cb4d661edb35c8679f5c5ad83cd4c8b14
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:c162261894535a786ca3544713940a27fe8a214123defa67c9d01e1b15418e54- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DKEFA0303610
- Bitcoin block existence check
- https://blockstream.info/api/block/960203