ISRC DEF059305090
Verified recording
DEF059305090 is “Fünf Lieder, Op. 40: 4. Der Spielmann” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0x6d3b6bd8d77c1617eefa6fa5569f6c94b099bb7a1bcb1b1993da28d1b3e3912d and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059305090.
Recording identifiers
- ISRC
- DEF059305090
- Title
- Fünf Lieder, Op. 40: 4. Der Spielmann
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0x6d3b6bd8d77c1617eefa6fa5569f6c94b099bb7a1bcb1b1993da28d1b3e3912d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:7331e7584929815f8b03d341f3dddbc7c913c1df9d5578fb6b0961abcab34928- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059305090
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Fünf Lieder, Op. 40: 4. Der Spielmann · Machine-readable JSON-LD