ISRC QZ57D2200357
Verified recording
QZ57D2200357 is “Até Que Durou” by Lucas Leto,
registered on the CopyrightChains blockchain with CopyrightID
0x1ed6c0e59f5712b11a24c9d39b7413dae64cba9c0ddec1246bb4a5f39ae22142 and independently timestamped
in Bitcoin block 960291 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ57D2200357.
Recording identifiers
- ISRC
- QZ57D2200357
- Title
- Até Que Durou
- Artist
- Lucas Leto
- CopyrightID (CopyrightChains transaction hash)
0x1ed6c0e59f5712b11a24c9d39b7413dae64cba9c0ddec1246bb4a5f39ae22142
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T18:23:33+00:00
- Bitcoin block
- 960291
- Canonical record hash
sha256:c3a08f9f40823bcbb1677304609a9d8d981498e04dca55bd6d01c5569a9a6615- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZ57D2200357
- Bitcoin block existence check
- https://blockstream.info/api/block/960291