ISRC USSM19200650
Verified recording
USSM19200650 is “16 Waltzes, Op. 39 (Version for Piano Duet): No. 7 in C-Sharp Minor. Poco più andante” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xdd12c5d88710d4c1c3a98fb1320764a2198692fcb1a264da031a1df54bc7b7d3 and independently timestamped
in Bitcoin block 957124 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19200650.
Recording identifiers
- ISRC
- USSM19200650
- Title
- 16 Waltzes, Op. 39 (Version for Piano Duet): No. 7 in C-Sharp Minor. Poco più andante
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xdd12c5d88710d4c1c3a98fb1320764a2198692fcb1a264da031a1df54bc7b7d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:53:27+00:00
- Bitcoin block
- 957124
- Canonical record hash
sha256:8ae23116ef13067217fd3eba83c6d9294d87d5f739cd33aa2504f86384f0f23f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19200650
- Bitcoin block existence check
- https://blockstream.info/api/block/957124
Full record
Track page: 16 Waltzes, Op. 39 (Version for Piano Duet): No. 7 in C-Sharp Minor. Poco più andante · Machine-readable JSON-LD