ISRC QM3UY1900063
Verified recording
QM3UY1900063 is “La Cumparcita” by Simón Díaz,
registered on the CopyrightChains blockchain with CopyrightID
0x4aab6b7b939e129c1739455931c942ecff1ac0ce5f6ee3557fcc6647f10d2d8f and independently timestamped
in Bitcoin block 960344 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3UY1900063.
Recording identifiers
- ISRC
- QM3UY1900063
- Title
- La Cumparcita
- Artist
- Simón Díaz
- CopyrightID (CopyrightChains transaction hash)
0x4aab6b7b939e129c1739455931c942ecff1ac0ce5f6ee3557fcc6647f10d2d8f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T04:14:58+00:00
- Bitcoin block
- 960344
- Canonical record hash
sha256:1a8c7bbb3ce1a3d1a0f0a1c73f53d129db29bf82c671115fa74135b68e74d9c9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3UY1900063
- Bitcoin block existence check
- https://blockstream.info/api/block/960344