ISRC DEF059030704
Verified recording
DEF059030704 is “Winterreise, D.911: 4. Erstarrung” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x2d2d0f16141d67cc64b33f6827bca3c3e4b0101d27839cf9ed081fc1ed9b306b and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030704.
Recording identifiers
- ISRC
- DEF059030704
- Title
- Winterreise, D.911: 4. Erstarrung
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x2d2d0f16141d67cc64b33f6827bca3c3e4b0101d27839cf9ed081fc1ed9b306b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:99775be4e27795d93d647a9143ea43fd7214703a1dad9a91f10b3baf4972bc33- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059030704
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Winterreise, D.911: 4. Erstarrung · Machine-readable JSON-LD