ISRC BCZSF2100005
Verified recording
BCZSF2100005 is “Haha” by Massaru,
registered on the CopyrightChains blockchain with CopyrightID
0x7825a5f57ad31a56c9dad643fc970e003030eed5f25ded6b9f04861ed5a63bc1 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/BCZSF2100005.
Recording identifiers
- ISRC
- BCZSF2100005
- Title
- Haha
- Artist
- Massaru
- CopyrightID (CopyrightChains transaction hash)
0x7825a5f57ad31a56c9dad643fc970e003030eed5f25ded6b9f04861ed5a63bc1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:5c568260ecfb9308b300cff8ec371d00776fc4224573dbcf19f039412cc605b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BCZSF2100005
- Bitcoin block existence check
- https://blockstream.info/api/block/956302