ISRC ARG991009945
Verified recording
ARG991009945 is “La cumparsita” by Nelly Omar,
registered on the CopyrightChains blockchain with CopyrightID
0xe4da1c8005c7a89ed3ee8e9fe608c3f9ef6e670e35013434ef17f78c223a153b and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARG991009945.
Recording identifiers
- ISRC
- ARG991009945
- Title
- La cumparsita
- Artist
- Nelly Omar
- CopyrightID (CopyrightChains transaction hash)
0xe4da1c8005c7a89ed3ee8e9fe608c3f9ef6e670e35013434ef17f78c223a153b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:aee82938c99b8c705b2f80ec93dea74f2a48888223f4cbf24e09d956d2a1745a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARG991009945
- Bitcoin block existence check
- https://blockstream.info/api/block/960334