ISRC FRZ140617150
Verified recording
FRZ140617150 is “Liebesliederwalzer, Op. 52: XV. Nachtigall, sie singt so schön” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x25c12afee3e477de92227cd9099b38ac536e399042fd6068175730e090a23e83 and independently timestamped
in Bitcoin block 960111 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140617150.
Recording identifiers
- ISRC
- FRZ140617150
- Title
- Liebesliederwalzer, Op. 52: XV. Nachtigall, sie singt so schön
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x25c12afee3e477de92227cd9099b38ac536e399042fd6068175730e090a23e83
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T13:21:01+00:00
- Bitcoin block
- 960111
- Canonical record hash
sha256:0a41d82cde7865ba15c5169a041bf37d393d349c5491d49137310a8bd242b900- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ140617150
- Bitcoin block existence check
- https://blockstream.info/api/block/960111
Full record
Track page: Liebesliederwalzer, Op. 52: XV. Nachtigall, sie singt so schön · Machine-readable JSON-LD