ISRC QM3DF2138410
Verified recording
QM3DF2138410 is “Estrellita Marinera (Banda)” by Grupo Maximo Grado,
registered on the CopyrightChains blockchain with CopyrightID
0xdbbd9de92398c93aad20d81b89b33bb822d836114090fff60d2cbfaf7c901a1d and independently timestamped
in Bitcoin block 959163 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3DF2138410.
Recording identifiers
- ISRC
- QM3DF2138410
- Title
- Estrellita Marinera (Banda)
- Artist
- Grupo Maximo Grado
- CopyrightID (CopyrightChains transaction hash)
0xdbbd9de92398c93aad20d81b89b33bb822d836114090fff60d2cbfaf7c901a1d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T18:47:29+00:00
- Bitcoin block
- 959163
- Canonical record hash
sha256:af31e9185e05a62fbf14bf70318a2949e5671037be01e62c4b36bd50fbde3984- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM3DF2138410
- Bitcoin block existence check
- https://blockstream.info/api/block/959163
Full record
Track page: Estrellita Marinera (Banda) · Machine-readable JSON-LD