ISRC DEE471600327
Verified recording
DEE471600327 is “Etude, Op. 25 No. 1 in A-Flat Major: Allegro sostenuto” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xa25d1d8a908328d98957518a23161b7e16bf8a13b126abe0375b94870b159fb8 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE471600327.
Recording identifiers
- ISRC
- DEE471600327
- Title
- Etude, Op. 25 No. 1 in A-Flat Major: Allegro sostenuto
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xa25d1d8a908328d98957518a23161b7e16bf8a13b126abe0375b94870b159fb8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:676bb2e4861ebb1c6227e09c1fd81c900206cf538a2c56068f741ac6984314a7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEE471600327
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Etude, Op. 25 No. 1 in A-Flat Major: Allegro sostenuto · Machine-readable JSON-LD