ISRC QZNJY2107158
Verified recording
QZNJY2107158 is “Calavera” by Métricas Frías,
registered on the CopyrightChains blockchain with CopyrightID
0x3b806d8e3a84deb37f2a2f92d7e0f14ae8c430c67ac377443573e3492c6da2da and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJY2107158.
Recording identifiers
- ISRC
- QZNJY2107158
- Title
- Calavera
- Artist
- Métricas Frías
- CopyrightID (CopyrightChains transaction hash)
0x3b806d8e3a84deb37f2a2f92d7e0f14ae8c430c67ac377443573e3492c6da2da
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:1fd0b741db1d6e3db22688509d63c02384cef2ef2f0379208494ba8e1b8bb811- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJY2107158
- Bitcoin block existence check
- https://blockstream.info/api/block/953520