ISRC QMBZ91963683
Verified recording
QMBZ91963683 is “El Libras” by Herencia De Grandes,
registered on the CopyrightChains blockchain with CopyrightID
0x4f5db818f3251c7cadd06c7702899cf35bcc0127a0d07a152b4dbe9737b4878d 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/QMBZ91963683.
Recording identifiers
- ISRC
- QMBZ91963683
- Title
- El Libras
- Artist
- Herencia De Grandes
- CopyrightID (CopyrightChains transaction hash)
0x4f5db818f3251c7cadd06c7702899cf35bcc0127a0d07a152b4dbe9737b4878d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:1efe297a45fd866e58df04ed66914fa7ce94e230e105c284dbfe9b8ad3ccb7c9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91963683
- Bitcoin block existence check
- https://blockstream.info/api/block/953520