ISRC HKI199925510
Verified recording
HKI199925510 is “Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen (People and Prisoners, Florestan, Leonore, Marzelline, Jaquino, Rocco, Don Fernando)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x35dcb36ac6a6bb8221a80a3a344bc42ce10e643611a76cf2accf322ac617c590 and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199925510.
Recording identifiers
- ISRC
- HKI199925510
- Title
- Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen (People and Prisoners, Florestan, Leonore, Marzelline, Jaquino, Rocco, Don Fernando)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x35dcb36ac6a6bb8221a80a3a344bc42ce10e643611a76cf2accf322ac617c590
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:9c1bfbe901ebb6d9b11f24385c1c615dcb73888855c5a46f7f16e88e9bd06f30- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199925510
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Fidelio, Op. 72, Act II: Wer ein holdes Weib errungen (People and Prisoners, Florestan, Leonore, Marzelline, Jaquino, Rocco, Don Fernando) · Machine-readable JSON-LD