ISRC HKI199925402
Verified recording
HKI199925402 is “Fidelio, Op. 72, Act I: Duet. Jetzt, Schatzchen, jetzt sind wir allein (Jaquino, Marzelline)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x68fb3d92e4f39d05fd1cceaf477c0b7fb057222e81ae982002e653a9bd93b2ff 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/HKI199925402.
Recording identifiers
- ISRC
- HKI199925402
- Title
- Fidelio, Op. 72, Act I: Duet. Jetzt, Schatzchen, jetzt sind wir allein (Jaquino, Marzelline)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x68fb3d92e4f39d05fd1cceaf477c0b7fb057222e81ae982002e653a9bd93b2ff
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:ed6c66b16f2b1b989d1b1263ae044d034e8703f36e62c731e4a26330197a11dd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199925402
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Fidelio, Op. 72, Act I: Duet. Jetzt, Schatzchen, jetzt sind wir allein (Jaquino, Marzelline) · Machine-readable JSON-LD