ISRC HKI199295104
Verified recording
HKI199295104 is “16 Waltzes, Op. 39: Waltz in A-Flat Major, Op. 39, No. 15” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x78b8363012e4dbfb315c8c23faa43934d30fd4cc4fb19df74de1a74e0683059f and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199295104.
Recording identifiers
- ISRC
- HKI199295104
- Title
- 16 Waltzes, Op. 39: Waltz in A-Flat Major, Op. 39, No. 15
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x78b8363012e4dbfb315c8c23faa43934d30fd4cc4fb19df74de1a74e0683059f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:bc5ca2dd12990b696724225533e3ec7fb4689d56e084802fd6031d28a1700025- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199295104
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 16 Waltzes, Op. 39: Waltz in A-Flat Major, Op. 39, No. 15 · Machine-readable JSON-LD