ISRC QM2KL1700223
Verified recording
QM2KL1700223 is “Billie Holiday Intro” by Louis Armstrong,
registered on the CopyrightChains blockchain with CopyrightID
0xcf7d18b176937874feef125594243ee4577778a6f54a2338ac29e7c3bf996bd0 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/QM2KL1700223.
Recording identifiers
- ISRC
- QM2KL1700223
- Title
- Billie Holiday Intro
- Artist
- Louis Armstrong
- CopyrightID (CopyrightChains transaction hash)
0xcf7d18b176937874feef125594243ee4577778a6f54a2338ac29e7c3bf996bd0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:48b0963046f4dfcf38c5211ab6e9ad068a71f1d3e2d0728e0e852e287bd9dc4d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM2KL1700223
- Bitcoin block existence check
- https://blockstream.info/api/block/960441