ISRC DEF055200013
Verified recording
DEF055200013 is “24 Preludes, Op. 28: No. 7 in A Major. Andantino (Transcr. for Guitar)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x7d2882647099a9f0b428653b2362da340c698f61590c98612cde52bc7cbb82d2 and independently timestamped
in Bitcoin block 960117 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055200013.
Recording identifiers
- ISRC
- DEF055200013
- Title
- 24 Preludes, Op. 28: No. 7 in A Major. Andantino (Transcr. for Guitar)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x7d2882647099a9f0b428653b2362da340c698f61590c98612cde52bc7cbb82d2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T14:28:24+00:00
- Bitcoin block
- 960117
- Canonical record hash
sha256:9c306dd52aa4d1a687377dd5cdea679ed9f2a2bfebda00d2abb7574fbd1445db- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF055200013
- Bitcoin block existence check
- https://blockstream.info/api/block/960117
Full record
Track page: 24 Preludes, Op. 28: No. 7 in A Major. Andantino (Transcr. for Guitar) · Machine-readable JSON-LD