ISRC CH6540839479
Verified recording
CH6540839479 is “Radetzky Marsch, Op. 228” by Walter Hargreaves,
registered on the CopyrightChains blockchain with CopyrightID
0xd04d1c97aeb338c791b1880edf371f588ce7031d32b0b8f9fb4a6ed3a8f4653b and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6540839479.
Recording identifiers
- ISRC
- CH6540839479
- Title
- Radetzky Marsch, Op. 228
- Artist
- Walter Hargreaves
- CopyrightID (CopyrightChains transaction hash)
0xd04d1c97aeb338c791b1880edf371f588ce7031d32b0b8f9fb4a6ed3a8f4653b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:2feff750c2e2f608fab9ec2bd63b34b2166581de9b5fa0d902ebb1d4ebe8ce41- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH6540839479
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Radetzky Marsch, Op. 228 · Machine-readable JSON-LD