ISRC TWA450171703
Verified recording
TWA450171703 is “妹妹” by Jeffrey Kung,
registered on the CopyrightChains blockchain with CopyrightID
0x3119a885b47c79ca1f37d3fb56039c1fcd5ece25a39ba8f9175af82351f7c755 and independently timestamped
in Bitcoin block 960473 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA450171703.
Recording identifiers
- ISRC
- TWA450171703
- Title
- 妹妹
- Artist
- Jeffrey Kung
- CopyrightID (CopyrightChains transaction hash)
0x3119a885b47c79ca1f37d3fb56039c1fcd5ece25a39ba8f9175af82351f7c755
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T22:27:44+00:00
- Bitcoin block
- 960473
- Canonical record hash
sha256:87aa6321c705dbaf2ad50fe2796751982f3d2deca8fba0b6515daa194c3b0f53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA450171703
- Bitcoin block existence check
- https://blockstream.info/api/block/960473