ISRC DEF058704702
Verified recording
DEF058704702 is “Symphony No. 4 in D Minor, Op. 120: II. Romanze. Ziemlich langsam” by Robert Schumann,
registered on the CopyrightChains blockchain with CopyrightID
0xdf90836f875d4c95d435e6f9dc9d633002c7fdd1a7d3117374436067f047fe47 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/DEF058704702.
Recording identifiers
- ISRC
- DEF058704702
- Title
- Symphony No. 4 in D Minor, Op. 120: II. Romanze. Ziemlich langsam
- Artist
- Robert Schumann
- CopyrightID (CopyrightChains transaction hash)
0xdf90836f875d4c95d435e6f9dc9d633002c7fdd1a7d3117374436067f047fe47
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9dcc6e3ab3c93c57bc8869c8482523b67e26cf91d44fda7e7db4e8aa2517dab5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058704702
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Symphony No. 4 in D Minor, Op. 120: II. Romanze. Ziemlich langsam · Machine-readable JSON-LD