ISRC DEF059630409
Verified recording
DEF059630409 is “Leonore, Op. 72 / Act 1: "Mir ist so wunderbar"” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xb72404ffefe0551b1a102793e327e7b016fa59f4b81458a6930a4c5f963d01de and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630409.
Recording identifiers
- ISRC
- DEF059630409
- Title
- Leonore, Op. 72 / Act 1: "Mir ist so wunderbar"
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xb72404ffefe0551b1a102793e327e7b016fa59f4b81458a6930a4c5f963d01de
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:15633e82d43bfa029bf8af2b2cb6e05eb3adc4a25e4ae0cc05824e0ee51620e8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059630409
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Leonore, Op. 72 / Act 1: "Mir ist so wunderbar" · Machine-readable JSON-LD