ISRC DEF057430616
Verified recording
DEF057430616 is “24 Preludes, Op. 28: No. 16 in B-Flat Minor. Presto con fuoco - Recorded 1974” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xbff7f93935ef66c18b682be0c8f13d829d500ee99931c4e3c7d0380de569fad3 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057430616.
Recording identifiers
- ISRC
- DEF057430616
- Title
- 24 Preludes, Op. 28: No. 16 in B-Flat Minor. Presto con fuoco - Recorded 1974
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xbff7f93935ef66c18b682be0c8f13d829d500ee99931c4e3c7d0380de569fad3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:e846a054f9316806e05c1058582fcfa7d7d59c2d0c67799904597536c2525021- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057430616
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: 24 Preludes, Op. 28: No. 16 in B-Flat Minor. Presto con fuoco - Recorded 1974 · Machine-readable JSON-LD