ISRC QM4TW1602807
Verified recording
QM4TW1602807 is “Contigo” by Cuarteto Flores,
registered on the CopyrightChains blockchain with CopyrightID
0x382c7e96ebba4a700e88c9eedbc7ec8ebbfa1a9b20a8b3983561aa3ead735620 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1602807.
Recording identifiers
- ISRC
- QM4TW1602807
- Title
- Contigo
- Artist
- Cuarteto Flores
- CopyrightID (CopyrightChains transaction hash)
0x382c7e96ebba4a700e88c9eedbc7ec8ebbfa1a9b20a8b3983561aa3ead735620
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:d96db93e2befac6a181aa829f8312061eba567b6159022c155c088ba6494c578- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1602807
- Bitcoin block existence check
- https://blockstream.info/api/block/960448