ISRC HKI199925404
Verified recording
HKI199925404 is “Fidelio, Op. 72, Act I: Aria. O war' ich schon mit dir vereint (Marzelline)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xfa7ee0a21a2f4be442b855a5310c372ce93f496415cd8d20b6c7ea111950cb8b 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/HKI199925404.
Recording identifiers
- ISRC
- HKI199925404
- Title
- Fidelio, Op. 72, Act I: Aria. O war' ich schon mit dir vereint (Marzelline)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xfa7ee0a21a2f4be442b855a5310c372ce93f496415cd8d20b6c7ea111950cb8b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:4bd22374dd6620d7d017d500dcf03a35f2455b6cfed84b47e493231f4658e696- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199925404
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Fidelio, Op. 72, Act I: Aria. O war' ich schon mit dir vereint (Marzelline) · Machine-readable JSON-LD