ISRC TWU711902082
Verified recording
TWU711902082 is “Marionettes, No. 2: La Poupée valsante (Arr. Kreisler)” by Mak Ka-Lok,
registered on the CopyrightChains blockchain with CopyrightID
0x3c8336639db0d6e9b1b85d1293fcbf18022e63c242cd2428b4f135b497e1e037 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/TWU711902082.
Recording identifiers
- ISRC
- TWU711902082
- Title
- Marionettes, No. 2: La Poupée valsante (Arr. Kreisler)
- Artist
- Mak Ka-Lok
- CopyrightID (CopyrightChains transaction hash)
0x3c8336639db0d6e9b1b85d1293fcbf18022e63c242cd2428b4f135b497e1e037
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:f18f864878784cdeb27ddcb40a9bdecf3431953d4fd46d98e7ebe259ed4e861e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWU711902082
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Marionettes, No. 2: La Poupée valsante (Arr. Kreisler) · Machine-readable JSON-LD