ISRC QZBRF1863370
Verified recording
QZBRF1863370 is “Lullaby” by Michael FK,
registered on the CopyrightChains blockchain with CopyrightID
0x86e7f04f2e2c9f3320f5e33d75bdd62ca2c2d811b20bfa0d7ffc9f96dce7908d and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZBRF1863370.
Recording identifiers
- ISRC
- QZBRF1863370
- Title
- Lullaby
- Artist
- Michael FK
- CopyrightID (CopyrightChains transaction hash)
0x86e7f04f2e2c9f3320f5e33d75bdd62ca2c2d811b20bfa0d7ffc9f96dce7908d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:5d02c3846f5771450c1f967f5a3e0650c6f3b5fdf5f957299caaad525b9b58d5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZBRF1863370
- Bitcoin block existence check
- https://blockstream.info/api/block/953520