ISRC DEF056102254
Verified recording
DEF056102254 is “Les Sylphides (Orch. Douglas): VII. Waltz No. 7 in C-Sharp Minor, Op. 64 No. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xd5463b1efe7d85a7d1fbad29a40bafac69a75eea06104000817af4a2b25de15e and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056102254.
Recording identifiers
- ISRC
- DEF056102254
- Title
- Les Sylphides (Orch. Douglas): VII. Waltz No. 7 in C-Sharp Minor, Op. 64 No. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xd5463b1efe7d85a7d1fbad29a40bafac69a75eea06104000817af4a2b25de15e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:1d1de3b7ec651c14b14e82deb958d639746dcfb24c0da0bbe78d73400d336bc4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF056102254
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Les Sylphides (Orch. Douglas): VII. Waltz No. 7 in C-Sharp Minor, Op. 64 No. 2 · Machine-readable JSON-LD