ISRC HKI192402638
Verified recording
HKI192402638 is “Waltzes, Op. 34: No. 2 in A Minor, B. 64” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x49b1cee0809be302c4960a3c5a29f8734ab438a2bbc7ab2d5baef6757725d5f4 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192402638.
Recording identifiers
- ISRC
- HKI192402638
- Title
- Waltzes, Op. 34: No. 2 in A Minor, B. 64
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x49b1cee0809be302c4960a3c5a29f8734ab438a2bbc7ab2d5baef6757725d5f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:f0981edcd64df628c1687e4f5aae0ccf0072827025295d2b5ce30b438a69fc37- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI192402638
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Waltzes, Op. 34: No. 2 in A Minor, B. 64 · Machine-readable JSON-LD