ISRC DEF059004504
Verified recording
DEF059004504 is “Requiem für Mignon, Op. 98b: IV. Feierlich, doch nicht zu langsam” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xe10b3c3c1ba333033d0f57d9c13b63198149efe7bf6b87a9561e48eeba39bb25 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004504.
Recording identifiers
- ISRC
- DEF059004504
- Title
- Requiem für Mignon, Op. 98b: IV. Feierlich, doch nicht zu langsam
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xe10b3c3c1ba333033d0f57d9c13b63198149efe7bf6b87a9561e48eeba39bb25
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:820f328e2a3406c8407c6f4c9fed93ef080c879d54a95abae2f2a634246a5928- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059004504
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Requiem für Mignon, Op. 98b: IV. Feierlich, doch nicht zu langsam · Machine-readable JSON-LD