ISRC HKG731680977
Verified recording
HKG731680977 is “Sweet Fire” by Matzka,
registered on the CopyrightChains blockchain with CopyrightID
0x04b5f74c65583d9c62e0dd338178862c137b110e73583f9e62be97406e41da70 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKG731680977.
Recording identifiers
- ISRC
- HKG731680977
- Title
- Sweet Fire
- Artist
- Matzka
- CopyrightID (CopyrightChains transaction hash)
0x04b5f74c65583d9c62e0dd338178862c137b110e73583f9e62be97406e41da70
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:9ac42fdda20ddd3dc50a34befd666c519a5055efd87998983a9890d88459e48c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKG731680977
- Bitcoin block existence check
- https://blockstream.info/api/block/956302