ISRC QM6MZ1482132
Verified recording
QM6MZ1482132 is “Bye, Bye Blackbird” by Quarteto Em Cy,
registered on the CopyrightChains blockchain with CopyrightID
0x4677db2638498ebc4b9e2cf251610cbfd31de285c01094d7883c0603b2bfdef6 and independently timestamped
in Bitcoin block 960435 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ1482132.
Recording identifiers
- ISRC
- QM6MZ1482132
- Title
- Bye, Bye Blackbird
- Artist
- Quarteto Em Cy
- CopyrightID (CopyrightChains transaction hash)
0x4677db2638498ebc4b9e2cf251610cbfd31de285c01094d7883c0603b2bfdef6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:33:26+00:00
- Bitcoin block
- 960435
- Canonical record hash
sha256:abf8671c839a370a866bc4aae3b2e1b0f7fcb33256f29958669372478d8dc990- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM6MZ1482132
- Bitcoin block existence check
- https://blockstream.info/api/block/960435