ISRC DEF056532505
Verified recording
DEF056532505 is “12 Variations on "See the conquering hero comes" for Cello and Piano, WoO 45: Variation IV” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x6617dbe0fce650fe35247112d9338a5b17735e5b607814e19903bc5befd6a564 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056532505.
Recording identifiers
- ISRC
- DEF056532505
- Title
- 12 Variations on "See the conquering hero comes" for Cello and Piano, WoO 45: Variation IV
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x6617dbe0fce650fe35247112d9338a5b17735e5b607814e19903bc5befd6a564
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f9781512830966a6fd8f13bfe5466d4fa016a95a4140191e6d8aac327a35b891- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056532505
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 12 Variations on "See the conquering hero comes" for Cello and Piano, WoO 45: Variation IV · Machine-readable JSON-LD