ISRC DEF059603950
Verified recording
DEF059603950 is “Songs Without Words: Lerchengesang, Op. 70, No. 2” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x8f0030a7128942394fb0c07ab2df1d4cf8a25ea82f0415a60e3aa2e6d227592d 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/DEF059603950.
Recording identifiers
- ISRC
- DEF059603950
- Title
- Songs Without Words: Lerchengesang, Op. 70, No. 2
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x8f0030a7128942394fb0c07ab2df1d4cf8a25ea82f0415a60e3aa2e6d227592d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:6c181766f08c87ac706522de5b9d30e2b5b3714e9ba89f1b866f7249e978dc68- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059603950
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Songs Without Words: Lerchengesang, Op. 70, No. 2 · Machine-readable JSON-LD