ISRC QZZ972408031
Verified recording
QZZ972408031 is “A las Once de la Noche” by Efrain Toledo y Sus Calentanos,
registered on the CopyrightChains blockchain with CopyrightID
0x3fb024eb3a9120aa04195eaa151f52cba3c546dc1a4e48abaadec8722bfae800 and independently timestamped
in Bitcoin block 960463 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ972408031.
Recording identifiers
- ISRC
- QZZ972408031
- Title
- A las Once de la Noche
- Artist
- Efrain Toledo y Sus Calentanos
- CopyrightID (CopyrightChains transaction hash)
0x3fb024eb3a9120aa04195eaa151f52cba3c546dc1a4e48abaadec8722bfae800
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:42:35+00:00
- Bitcoin block
- 960463
- Canonical record hash
sha256:3ae6175666e7d357b2460eefe72fff718d5c9109346b47fd9ac25f9a6359f58a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZZ972408031
- Bitcoin block existence check
- https://blockstream.info/api/block/960463
Full record
Track page: A las Once de la Noche · Machine-readable JSON-LD