ISRC FRZ208113930
Verified recording
FRZ208113930 is “Chopin: 17 Polish Songs, Op. 74: No. 2, Wiosna” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xeb907bbfad58081849f77c318b83b6a2f5d24a8fd4fd2ac969ffe9dfd7a6ba0c and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208113930.
Recording identifiers
- ISRC
- FRZ208113930
- Title
- Chopin: 17 Polish Songs, Op. 74: No. 2, Wiosna
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xeb907bbfad58081849f77c318b83b6a2f5d24a8fd4fd2ac969ffe9dfd7a6ba0c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:c33d9a1deadeea75ccfc90cd41e6440d06e12088dd359dc8c3e805badd0ce6f5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208113930
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Chopin: 17 Polish Songs, Op. 74: No. 2, Wiosna · Machine-readable JSON-LD