ISRC QM42K2231619
Verified recording
QM42K2231619 is “Lose A Friend” by Jeff Carson,
registered on the CopyrightChains blockchain with CopyrightID
0xb6203c0a978af1fca40e8bf634a897ddf0c68ebcab24cc668927d06759546c89 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K2231619.
Recording identifiers
- ISRC
- QM42K2231619
- Title
- Lose A Friend
- Artist
- Jeff Carson
- CopyrightID (CopyrightChains transaction hash)
0xb6203c0a978af1fca40e8bf634a897ddf0c68ebcab24cc668927d06759546c89
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:4563ba1aae1f272fa684076ee0e9c48dfd716622e18044b6934cf2580923fb78- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM42K2231619
- Bitcoin block existence check
- https://blockstream.info/api/block/960410