ISRC USBC19100938
Verified recording
USBC19100938 is “Waltzes, Op. 34: No. 3 in F Major, "Valse brillante"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x4723083017cf0739fd81de3804474b495556268ee54f285c4a01b41d8fe614ec and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19100938.
Recording identifiers
- ISRC
- USBC19100938
- Title
- Waltzes, Op. 34: No. 3 in F Major, "Valse brillante"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x4723083017cf0739fd81de3804474b495556268ee54f285c4a01b41d8fe614ec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:8bc708a1e8fa825abff389549b7ec50c07d260f64d5d4fdd23f67ad1abe7df91- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBC19100938
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Waltzes, Op. 34: No. 3 in F Major, "Valse brillante" · Machine-readable JSON-LD