ISRC FRUM72101812
Verified recording
FRUM72101812 is “Variations sur un air national allemand, B.14: 5. Variation III. Tranquillement” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc3449442c31e2c27034a1e3cf599f761cdc65d01aaffb0e56f4a92aa00796cb6 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/FRUM72101812.
Recording identifiers
- ISRC
- FRUM72101812
- Title
- Variations sur un air national allemand, B.14: 5. Variation III. Tranquillement
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc3449442c31e2c27034a1e3cf599f761cdc65d01aaffb0e56f4a92aa00796cb6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:f5f27d4c49959bc69586550bde8e0a312a68e3385aeff25ccca7beae2adb1ac5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM72101812
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Variations sur un air national allemand, B.14: 5. Variation III. Tranquillement · Machine-readable JSON-LD