ISRC DEF059004371
Verified recording
DEF059004371 is “Mazurka No. 14 in G minor Op. 24 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xcac8f6b83d3a124632aa7c96a700aa6fd7fa3b0b5292ae0e3037fb380939c868 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004371.
Recording identifiers
- ISRC
- DEF059004371
- Title
- Mazurka No. 14 in G minor Op. 24 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xcac8f6b83d3a124632aa7c96a700aa6fd7fa3b0b5292ae0e3037fb380939c868
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2453708ff12a37924bd8e3c2a6e6b98e11bb34927fd3c976bee0c9569625552d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004371
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Mazurka No. 14 in G minor Op. 24 No. 1 · Machine-readable JSON-LD