ISRC DEF058100740
Verified recording
DEF058100740 is “Mazurka No. 15 in C Major, Op. 24 No. 2 - Live” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xbe26a2382e44c93a4bc6ee7aa0ecfb32967bd4a02e7283bcbf7a7faa300cfc79 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/DEF058100740.
Recording identifiers
- ISRC
- DEF058100740
- Title
- Mazurka No. 15 in C Major, Op. 24 No. 2 - Live
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xbe26a2382e44c93a4bc6ee7aa0ecfb32967bd4a02e7283bcbf7a7faa300cfc79
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:31f80cb585772241233df252d50b5fa535e218fca1d13e12ceae6ed597d6b6f9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058100740
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Mazurka No. 15 in C Major, Op. 24 No. 2 - Live · Machine-readable JSON-LD