ISRC QM6XS1575211
Verified recording
QM6XS1575211 is “I Could Write a Book” by Johnny Hartman,
registered on the CopyrightChains blockchain with CopyrightID
0xa6f0c4478de7d2da0b863dbc59e52b7a4ba52cb06704c131ae33f06f0f2a348f and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6XS1575211.
Recording identifiers
- ISRC
- QM6XS1575211
- Title
- I Could Write a Book
- Artist
- Johnny Hartman
- CopyrightID (CopyrightChains transaction hash)
0xa6f0c4478de7d2da0b863dbc59e52b7a4ba52cb06704c131ae33f06f0f2a348f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:c888afd1a3aa163bf621061b93ac3e667aedc9427c153e1e141bb5c69aa0ac9e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6XS1575211
- Bitcoin block existence check
- https://blockstream.info/api/block/960250