ISRC HKI199925504
Verified recording
HKI199925504 is “Fidelio, Op. 72, Act II: Terzetto. Euch werde Lohn in bessern Welten (Florestan, Rocco, Leonore)” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x3d1c6e1383ccf9ff55d19ab5cfe167f34c9337806406398e6acdc129afddbbd9 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/HKI199925504.
Recording identifiers
- ISRC
- HKI199925504
- Title
- Fidelio, Op. 72, Act II: Terzetto. Euch werde Lohn in bessern Welten (Florestan, Rocco, Leonore)
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x3d1c6e1383ccf9ff55d19ab5cfe167f34c9337806406398e6acdc129afddbbd9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:cffb1b0e983675a04136963905a1daeb6b1f778f79b0348a0c0312360374b58c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199925504
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Fidelio, Op. 72, Act II: Terzetto. Euch werde Lohn in bessern Welten (Florestan, Rocco, Leonore) · Machine-readable JSON-LD