ISRC ARG991009946
Verified recording
ARG991009946 is “La cumparsita” by Jorge Sobral,
registered on the CopyrightChains blockchain with CopyrightID
0x184cce20417b6df338a5186294a21ab46cb63560d2ef499ac02d4c8a2ce6c239 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARG991009946.
Recording identifiers
- ISRC
- ARG991009946
- Title
- La cumparsita
- Artist
- Jorge Sobral
- CopyrightID (CopyrightChains transaction hash)
0x184cce20417b6df338a5186294a21ab46cb63560d2ef499ac02d4c8a2ce6c239
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:39747b482a16876285d697cdc30c728071ceae6637d5a44690ff265078fecfde- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ARG991009946
- Bitcoin block existence check
- https://blockstream.info/api/block/960441