ISRC KRUM71100139
Verified recording
KRUM71100139 is “Preludes Op. 28 No. 1 In C Major Agitato” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x03cbb4970d417610974a1d89ac0024344c5c4c5f3ede3ea2cd71056284d730eb 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/KRUM71100139.
Recording identifiers
- ISRC
- KRUM71100139
- Title
- Preludes Op. 28 No. 1 In C Major Agitato
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x03cbb4970d417610974a1d89ac0024344c5c4c5f3ede3ea2cd71056284d730eb
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:42dba4777fb7adfd2a4061bdf54647b06c5ce9ffc7217ac167a930523ce70991- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/KRUM71100139
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Preludes Op. 28 No. 1 In C Major Agitato · Machine-readable JSON-LD