ISRC DEF056102255
Verified recording
DEF056102255 is “Les Sylphides (Orch. Douglas): VIII. Grande valse brillante in E-Flat Major, Op. 18” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xf296bd5aff589ecd98e8f92153541a33aba88439cf7f15891bbc77ceef39a47d and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056102255.
Recording identifiers
- ISRC
- DEF056102255
- Title
- Les Sylphides (Orch. Douglas): VIII. Grande valse brillante in E-Flat Major, Op. 18
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xf296bd5aff589ecd98e8f92153541a33aba88439cf7f15891bbc77ceef39a47d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:f6d0a6fceb47864103712346b6d5e973ac5044cb35f9dd3ecdd59e11a52133a8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056102255
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Les Sylphides (Orch. Douglas): VIII. Grande valse brillante in E-Flat Major, Op. 18 · Machine-readable JSON-LD