ISRC GBAJY0836223
Verified recording
GBAJY0836223 is “Mazurka in B-Flat Major (1826), KK IIa/3” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x72fc5178607b07f20b32cd0956c075243cfca7a2d7d18bd2e8aea0d4b6ef0fe6 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/GBAJY0836223.
Recording identifiers
- ISRC
- GBAJY0836223
- Title
- Mazurka in B-Flat Major (1826), KK IIa/3
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x72fc5178607b07f20b32cd0956c075243cfca7a2d7d18bd2e8aea0d4b6ef0fe6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:97b820df618a0ee9d139f0318ab1b6bde3cc0a02edd43be5e6d717b06a89c940- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBAJY0836223
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Mazurka in B-Flat Major (1826), KK IIa/3 · Machine-readable JSON-LD