ISRC USHM22292764
Verified recording
USHM22292764 is “La Cumparsita” by El Cachivache Quinteto,
registered on the CopyrightChains blockchain with CopyrightID
0x6f90d7a3a18d53a638ec6873534d6baf9aaf362c106747ed5a0315c3df0af5e8 and independently timestamped
in Bitcoin block 960259 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM22292764.
Recording identifiers
- ISRC
- USHM22292764
- Title
- La Cumparsita
- Artist
- El Cachivache Quinteto
- CopyrightID (CopyrightChains transaction hash)
0x6f90d7a3a18d53a638ec6873534d6baf9aaf362c106747ed5a0315c3df0af5e8
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:51:24+00:00
- Bitcoin block
- 960259
- Canonical record hash
sha256:a13e4e1a518bc03a782c91a2542027ccd3b19c8326e9b31d2ef3e5998fad38df- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USHM22292764
- Bitcoin block existence check
- https://blockstream.info/api/block/960259