ISRC QZW9K2419613
Verified recording
QZW9K2419613 is “O Retorno É a Única Lei - Instrumental” by FBC,
registered on the CopyrightChains blockchain with CopyrightID
0xfc794ae25d0d9a357e89f51d14d530930727cec19f72d5ad7708fb4370bc29e0 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2419613.
Recording identifiers
- ISRC
- QZW9K2419613
- Title
- O Retorno É a Única Lei - Instrumental
- Artist
- FBC
- CopyrightID (CopyrightChains transaction hash)
0xfc794ae25d0d9a357e89f51d14d530930727cec19f72d5ad7708fb4370bc29e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:0c198bd682422564af67f6cf3e8cfbe1b0523bdeb46a444ec59d7bb7cdca7ba4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZW9K2419613
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: O Retorno É a Única Lei - Instrumental · Machine-readable JSON-LD