ISRC DEF058704704
Verified recording
DEF058704704 is “Symphony No. 4 in D Minor, Op. 120: IV. Langsam – Lebhaft – Schneller – Presto” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xf6ef41ea20f482f8ed4a9259cb9dfe43877de1753f9b116cf1afbbda0aaf9eb9 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/DEF058704704.
Recording identifiers
- ISRC
- DEF058704704
- Title
- Symphony No. 4 in D Minor, Op. 120: IV. Langsam – Lebhaft – Schneller – Presto
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xf6ef41ea20f482f8ed4a9259cb9dfe43877de1753f9b116cf1afbbda0aaf9eb9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:f13f940463e761c199225a503c50ce812685ef2cf19fd928297483717a27caea- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058704704
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Symphony No. 4 in D Minor, Op. 120: IV. Langsam – Lebhaft – Schneller – Presto · Machine-readable JSON-LD