ISRC CACWV2075839
Verified recording
CACWV2075839 is “Etude, Op.60, No.22” by Fernando Sor,
registered on the CopyrightChains blockchain with CopyrightID
0x146c86a856e59e348d5058b73a48d81163a83755c3b605088a90dd90e38ec23c and independently timestamped
in Bitcoin block 960497 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CACWV2075839.
Recording identifiers
- ISRC
- CACWV2075839
- Title
- Etude, Op.60, No.22
- Artist
- Fernando Sor
- CopyrightID (CopyrightChains transaction hash)
0x146c86a856e59e348d5058b73a48d81163a83755c3b605088a90dd90e38ec23c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T02:22:04+00:00
- Bitcoin block
- 960497
- Canonical record hash
sha256:7cd87d1e0d4e148b845454c821b634240a421ebb2d1d126e53b9ee326b7b0d3c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CACWV2075839
- Bitcoin block existence check
- https://blockstream.info/api/block/960497