ISRC QM4TW2170120
Verified recording
QM4TW2170120 is “Antes” by La Negra,
registered on the CopyrightChains blockchain with CopyrightID
0x9588c4863ea2f5e3921cf35d23b5f7f64ca455ac8a86932a4eee1bffb889359e and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2170120.
Recording identifiers
- ISRC
- QM4TW2170120
- Title
- Antes
- Artist
- La Negra
- CopyrightID (CopyrightChains transaction hash)
0x9588c4863ea2f5e3921cf35d23b5f7f64ca455ac8a86932a4eee1bffb889359e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:792509b1b302b8992e0ff4093b01c653c8f048cd580293467b2381e3285d2d1a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2170120
- Bitcoin block existence check
- https://blockstream.info/api/block/956304