ISRC QMT472200003
Verified recording
QMT472200003 is “Family Tree” by Ben Kweller,
registered on the CopyrightChains blockchain with CopyrightID
0x47763d68278efd8e8df6d04fb7ac03d59e135100e5a5c6ae49c5861314e47867 and independently timestamped
in Bitcoin block 960150 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMT472200003.
Recording identifiers
- ISRC
- QMT472200003
- Title
- Family Tree
- Artist
- Ben Kweller
- CopyrightID (CopyrightChains transaction hash)
0x47763d68278efd8e8df6d04fb7ac03d59e135100e5a5c6ae49c5861314e47867
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:51:49+00:00
- Bitcoin block
- 960150
- Canonical record hash
sha256:6a6dad0ba137dfc3b4adde428c957c53f99f64dd5e54a55434c41f49aa391bd4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMT472200003
- Bitcoin block existence check
- https://blockstream.info/api/block/960150