ISRC FR7JM2115070
Verified recording
FR7JM2115070 is “Six Songs for Cello and Piano: 4. Wiegenlied, Op. 49 No. 4 (Arr. for cello and piano)” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0xb022da4cb4554493e0428eb1e70dadf2229516f2719de0ae20d2b32bb1409db5 and independently timestamped
in Bitcoin block 954130 on 2026-06-17.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2115070.
Recording identifiers
- ISRC
- FR7JM2115070
- Title
- Six Songs for Cello and Piano: 4. Wiegenlied, Op. 49 No. 4 (Arr. for cello and piano)
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0xb022da4cb4554493e0428eb1e70dadf2229516f2719de0ae20d2b32bb1409db5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-17T19:07:14+00:00
- Bitcoin block
- 954130
- Canonical record hash
sha256:12104606e90af19bb09de2b98572f1b3fd0fd86d7a5e3f1d384a403535a1c21e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM2115070
- Bitcoin block existence check
- https://blockstream.info/api/block/954130
Full record
Track page: Six Songs for Cello and Piano: 4. Wiegenlied, Op. 49 No. 4 (Arr. for cello and piano) · Machine-readable JSON-LD