ISRC DEF059002576
Verified recording
DEF059002576 is “Waltz No. 6 in D-Flat Major, Op. 64 No. 1 "Minute Waltz" - Pt. 2” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x2b6ece7466118469dd095b5b47644e7076fec0a6152391754cf26540aafb9dd9 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059002576.
Recording identifiers
- ISRC
- DEF059002576
- Title
- Waltz No. 6 in D-Flat Major, Op. 64 No. 1 "Minute Waltz" - Pt. 2
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x2b6ece7466118469dd095b5b47644e7076fec0a6152391754cf26540aafb9dd9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ff1066f97ee955adc359a09adbc46ec0ea7d1c27938907f50124a0ebc7bae1c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059002576
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Waltz No. 6 in D-Flat Major, Op. 64 No. 1 "Minute Waltz" - Pt. 2 · Machine-readable JSON-LD