ISRC DEF056000174
Verified recording
DEF056000174 is “12 Contredanses, WoO 14: No. 4 in B-Flat Major” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xaca3c7041266524fb1e241dcc4fa802069976270afb6d22e902b85e5517c8ffc and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056000174.
Recording identifiers
- ISRC
- DEF056000174
- Title
- 12 Contredanses, WoO 14: No. 4 in B-Flat Major
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xaca3c7041266524fb1e241dcc4fa802069976270afb6d22e902b85e5517c8ffc
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:b93c9110bdb1fa6d29969006a7424e752d34042dfa2ea22f17a152da7b95d0b6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056000174
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: 12 Contredanses, WoO 14: No. 4 in B-Flat Major · Machine-readable JSON-LD