ISRC GBBUF0000701
Verified recording
GBBUF0000701 is “Sister” by Sister2sister,
registered on the CopyrightChains blockchain with CopyrightID
0x61a4cdbd2e7568fedd14faa32d7123e4d9d8df7db3cf53c5fc3bf3c1d1b47815 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/GBBUF0000701.
Recording identifiers
- ISRC
- GBBUF0000701
- Title
- Sister
- Artist
- Sister2sister
- CopyrightID (CopyrightChains transaction hash)
0x61a4cdbd2e7568fedd14faa32d7123e4d9d8df7db3cf53c5fc3bf3c1d1b47815
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:8e7386d7e090cbe555cfb1f1c71df43f2313364b6d76515aa4d2d49e2c6e1353- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBUF0000701
- Bitcoin block existence check
- https://blockstream.info/api/block/956302