ISRC HKI199264008
Verified recording
HKI199264008 is “III. Marche funebre: Lento” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x7aa81c72fdf707d7d4a38ea3187554b298fd67b783b65ac56c60e5d5d7c671a4 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199264008.
Recording identifiers
- ISRC
- HKI199264008
- Title
- III. Marche funebre: Lento
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x7aa81c72fdf707d7d4a38ea3187554b298fd67b783b65ac56c60e5d5d7c671a4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:83f8fc27f6058493d7cddb93123b71bc59ffd8852f6720f680a2d49de87f2e22- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199264008
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: III. Marche funebre: Lento · Machine-readable JSON-LD