ISRC DEF056500405
Verified recording
DEF056500405 is “7 Variations on "Bei Männern, welche Liebe fühlen", for Cello and Piano, WoO 46: Variation IV” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x06bfdbe1dcce96f86708f0f6b87c1e3a443783c2c41ab4ae9592ae9750b5abc1 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056500405.
Recording identifiers
- ISRC
- DEF056500405
- Title
- 7 Variations on "Bei Männern, welche Liebe fühlen", for Cello and Piano, WoO 46: Variation IV
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x06bfdbe1dcce96f86708f0f6b87c1e3a443783c2c41ab4ae9592ae9750b5abc1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:5426bd4d280f5d99a19d0cd4291852a8e61d0f1592cfaec9f2d3b1168c6adcdf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056500405
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: 7 Variations on "Bei Männern, welche Liebe fühlen", for Cello and Piano, WoO 46: Variation IV · Machine-readable JSON-LD