ISRC QZK6K2200948
Verified recording
QZK6K2200948 is “Heartless” by Sangpoispo,
registered on the CopyrightChains blockchain with CopyrightID
0x18bd190ea282532a55094aa3710b5883a2feb8aa445a26bbc9f5303068aff558 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/QZK6K2200948.
Recording identifiers
- ISRC
- QZK6K2200948
- Title
- Heartless
- Artist
- Sangpoispo
- CopyrightID (CopyrightChains transaction hash)
0x18bd190ea282532a55094aa3710b5883a2feb8aa445a26bbc9f5303068aff558
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:628b68cac0e16c20ea759dd00ddc81a117b0e509510385c0e9d06868d2235b0f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2200948
- Bitcoin block existence check
- https://blockstream.info/api/block/956304