ISRC DEN961700505
Verified recording
DEN961700505 is “Variations on "La ci darem la mano", Op. 2: Var. 3. Sempre sostenuto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xfcf19d8f5681c90898ce5b0b5a842cf3582ba55a736f23ed24cb9bf98955edbd and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961700505.
Recording identifiers
- ISRC
- DEN961700505
- Title
- Variations on "La ci darem la mano", Op. 2: Var. 3. Sempre sostenuto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xfcf19d8f5681c90898ce5b0b5a842cf3582ba55a736f23ed24cb9bf98955edbd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:73808d7b461008ee46f788c67bd9a4cd6c9377512d9e026011785ca79f5ca5c6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961700505
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Variations on "La ci darem la mano", Op. 2: Var. 3. Sempre sostenuto · Machine-readable JSON-LD