ISRC FR7JM1893050
Verified recording
FR7JM1893050 is “Ein deutsches Requiem, Op. 45: V. Ihr habt nur Traurigkeit (Soprano and Choir)” by Johannes Brahms,
registered on the CopyrightChains blockchain with CopyrightID
0x1523b25ce80adb3910a6bd2c885186d3ecc5dc688187248aa6392b41bdfc60c5 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1893050.
Recording identifiers
- ISRC
- FR7JM1893050
- Title
- Ein deutsches Requiem, Op. 45: V. Ihr habt nur Traurigkeit (Soprano and Choir)
- Artist
- Johannes Brahms
- CopyrightID (CopyrightChains transaction hash)
0x1523b25ce80adb3910a6bd2c885186d3ecc5dc688187248aa6392b41bdfc60c5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9be7c32d21f918ce4948382d75787124f6d2e4144274de0463a97f693041b111- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR7JM1893050
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Ein deutsches Requiem, Op. 45: V. Ihr habt nur Traurigkeit (Soprano and Choir) · Machine-readable JSON-LD