ISRC QM4TW1928592
Verified recording
QM4TW1928592 is “Carta Ao Tom 74” by Quarteto Em Cy,
registered on the CopyrightChains blockchain with CopyrightID
0x5008d8e6942829a73f3b15df8a6a9fef4ff631866108d9a6cfea2f395e66b92a and independently timestamped
in Bitcoin block 960203 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1928592.
Recording identifiers
- ISRC
- QM4TW1928592
- Title
- Carta Ao Tom 74
- Artist
- Quarteto Em Cy
- CopyrightID (CopyrightChains transaction hash)
0x5008d8e6942829a73f3b15df8a6a9fef4ff631866108d9a6cfea2f395e66b92a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T03:35:13+00:00
- Bitcoin block
- 960203
- Canonical record hash
sha256:71f8d3e9702d5d67f7d4b2dba42d4eee7f0202fcc1fa59e23c1af2e6d39796dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW1928592
- Bitcoin block existence check
- https://blockstream.info/api/block/960203