ISRC DEF056500403
Verified recording
DEF056500403 is “7 Variations on "Bei Männern, welche Liebe fühlen", for Cello and Piano, WoO 46: Variation II” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x8f6908e2dfbdc46fa0f9bda3ab27f12591c32462e658a14fd17c97df35ca2d29 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/DEF056500403.
Recording identifiers
- ISRC
- DEF056500403
- Title
- 7 Variations on "Bei Männern, welche Liebe fühlen", for Cello and Piano, WoO 46: Variation II
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x8f6908e2dfbdc46fa0f9bda3ab27f12591c32462e658a14fd17c97df35ca2d29
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:8ec51f31bfe6834ade7a6205a199f88ec88ee1c37c5f947cd70d3c583f71ff09- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056500403
- 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 II · Machine-readable JSON-LD