ISRC USNA19810547
Verified recording
USNA19810547 is “Bye Bye Lullaby” by Martin Kolbe,
registered on the CopyrightChains blockchain with CopyrightID
0xbfa892d8a2b908dd8baff0c24885fcc14cfc7d0674ebd0f00c5685f5eeaf7e57 and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNA19810547.
Recording identifiers
- ISRC
- USNA19810547
- Title
- Bye Bye Lullaby
- Artist
- Martin Kolbe
- CopyrightID (CopyrightChains transaction hash)
0xbfa892d8a2b908dd8baff0c24885fcc14cfc7d0674ebd0f00c5685f5eeaf7e57
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:b99240fce59d51924de01760e32ca6a5d9f2070e02f8350ac420a4d52dad1e07- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNA19810547
- Bitcoin block existence check
- https://blockstream.info/api/block/960321