ISRC GBF071440203
Verified recording
GBF071440203 is “Chopin: 12 Etudes, Op. 10: 12 Etudes, Op.10; No.3 In E Major - "Tristesse"” by Valentina Lisitsa,
registered on the CopyrightChains blockchain with CopyrightID
0xce2a5270401387d5e302f7fbc6116d857d08a7099a99cc11e41d2e9eee7a8e5d and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071440203.
Recording identifiers
- ISRC
- GBF071440203
- Title
- Chopin: 12 Etudes, Op. 10: 12 Etudes, Op.10; No.3 In E Major - "Tristesse"
- Artist
- Valentina Lisitsa
- CopyrightID (CopyrightChains transaction hash)
0xce2a5270401387d5e302f7fbc6116d857d08a7099a99cc11e41d2e9eee7a8e5d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:7ee1dc2c54f7ee1f6aaf432eb522cb713efc6dde0e5d14ebe6c9984f9a70a429- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF071440203
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Chopin: 12 Etudes, Op. 10: 12 Etudes, Op.10; No.3 In E Major - "Tristesse" · Machine-readable JSON-LD