ISRC DEF056102252
Verified recording
DEF056102252 is “Les Sylphides (Orch. Douglas): II. Nocturne No. 10 in A-Flat Major, Op. 32 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xe585f3cdd82f05056c92fa6237676eaf84d962545b0025499c786247438e4539 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/DEF056102252.
Recording identifiers
- ISRC
- DEF056102252
- Title
- Les Sylphides (Orch. Douglas): II. Nocturne No. 10 in A-Flat Major, Op. 32 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xe585f3cdd82f05056c92fa6237676eaf84d962545b0025499c786247438e4539
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:595ae11bca7c258dc8a3a25a7bf16f993b1f88aa8f3d4677a92e629a6d04911c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056102252
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Les Sylphides (Orch. Douglas): II. Nocturne No. 10 in A-Flat Major, Op. 32 No. 2 · Machine-readable JSON-LD