ISRC DEN962000310
Verified recording
DEN962000310 is “12 Etudes, Op. 25: No. 1 in A-Flat Major "Aeolian Harp"” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x63b4d2d51267fba66e1643cdb9d2bbf10ddea0d0f4a6d2f8196d676d6479b6ac and independently timestamped
in Bitcoin block 960300 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962000310.
Recording identifiers
- ISRC
- DEN962000310
- Title
- 12 Etudes, Op. 25: No. 1 in A-Flat Major "Aeolian Harp"
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x63b4d2d51267fba66e1643cdb9d2bbf10ddea0d0f4a6d2f8196d676d6479b6ac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:42:40+00:00
- Bitcoin block
- 960300
- Canonical record hash
sha256:efe27ea62687e7f95f2b00bcd0506a24a97995b3d70f4c47331e188661a77b06- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN962000310
- Bitcoin block existence check
- https://blockstream.info/api/block/960300
Full record
Track page: 12 Etudes, Op. 25: No. 1 in A-Flat Major "Aeolian Harp" · Machine-readable JSON-LD