ISRC QM4TW2320276
Verified recording
QM4TW2320276 is “Who Knew” by Firewoodisland,
registered on the CopyrightChains blockchain with CopyrightID
0xa5565ca82747dc2fdfd805b20905ed6363bd04a69e96ba0eda572d9766cf5a8c and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2320276.
Recording identifiers
- ISRC
- QM4TW2320276
- Title
- Who Knew
- Artist
- Firewoodisland
- CopyrightID (CopyrightChains transaction hash)
0xa5565ca82747dc2fdfd805b20905ed6363bd04a69e96ba0eda572d9766cf5a8c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:ff507a319e8414c6595b068abf75ae18a12a7ac90aec4ec3be0ca21dddf63ddd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2320276
- Bitcoin block existence check
- https://blockstream.info/api/block/956304