ISRC HKI192212320
Verified recording
HKI192212320 is “17 Polish Songs, Op. 74: No. 14, Pierścień” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc2cd0e6ea8c7675eb898bdc54ee0e3cb1f7c7e315695c95cf682a93cb4dadff9 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192212320.
Recording identifiers
- ISRC
- HKI192212320
- Title
- 17 Polish Songs, Op. 74: No. 14, Pierścień
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc2cd0e6ea8c7675eb898bdc54ee0e3cb1f7c7e315695c95cf682a93cb4dadff9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f73ac61caf3e94c6fb6004ac14f03f46e61d0f10f168e03a2eca4e2285b30dee- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192212320
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: 17 Polish Songs, Op. 74: No. 14, Pierścień · Machine-readable JSON-LD