ISRC DEF059002551
Verified recording
DEF059002551 is “Waltz No. 2 In A Flat, Op. 34 No. 1 - "Valse brillante"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x3605e2bc70600b1bea621fb2e36374958343bba9e40b18345a8e74797f8418db 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/DEF059002551.
Recording identifiers
- ISRC
- DEF059002551
- Title
- Waltz No. 2 In A Flat, Op. 34 No. 1 - "Valse brillante"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x3605e2bc70600b1bea621fb2e36374958343bba9e40b18345a8e74797f8418db
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e4236c7cbb455eca2a916169e40e271fff38e8e715ec007cf44ed892de7a047f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF059002551
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Waltz No. 2 In A Flat, Op. 34 No. 1 - "Valse brillante" · Machine-readable JSON-LD