ISRC USSM12404955
Verified recording
USSM12404955 is “Chopin: Nocturne No. 13 in C Minor, Op. 48 No. 1” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xdb8a1993f6e237d535ca729ad63c665e4e0a92474999b056ef34a90c216962d5 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/USSM12404955.
Recording identifiers
- ISRC
- USSM12404955
- Title
- Chopin: Nocturne No. 13 in C Minor, Op. 48 No. 1
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xdb8a1993f6e237d535ca729ad63c665e4e0a92474999b056ef34a90c216962d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:0f227574aa8635a303bf948468d0b56e516fda947b68a88fb5b9a4ce2ebbbee2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM12404955
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Chopin: Nocturne No. 13 in C Minor, Op. 48 No. 1 · Machine-readable JSON-LD