ISRC QM4TX2331266
Verified recording
QM4TX2331266 is “Sister” by Green Cookie,
registered on the CopyrightChains blockchain with CopyrightID
0x21231c88efd66cc4ff475d375735a7a4de51f158e626da0ed5a533f68b4bb7be and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2331266.
Recording identifiers
- ISRC
- QM4TX2331266
- Title
- Sister
- Artist
- Green Cookie
- CopyrightID (CopyrightChains transaction hash)
0x21231c88efd66cc4ff475d375735a7a4de51f158e626da0ed5a533f68b4bb7be
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:cb654def8796bf7017354a62885483134e9558055dfe7c9adb6c1bcd6be4f011- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX2331266
- Bitcoin block existence check
- https://blockstream.info/api/block/953520