ISRC TWAN77820020
Verified recording
TWAN77820020 is “窗外” by 劉家昌,
registered on the CopyrightChains blockchain with CopyrightID
0x7979d8f3cd1a5adc8d622b4cbf2607d3e75683b699969b9880a6a4cc5c1f55d5 and independently timestamped
in Bitcoin block 960212 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWAN77820020.
Recording identifiers
- ISRC
- TWAN77820020
- Title
- 窗外
- Artist
- 劉家昌
- CopyrightID (CopyrightChains transaction hash)
0x7979d8f3cd1a5adc8d622b4cbf2607d3e75683b699969b9880a6a4cc5c1f55d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T05:43:45+00:00
- Bitcoin block
- 960212
- Canonical record hash
sha256:886d7e123a2166a30b5c100412cb7ddac9f30f9e3e600737ba9ad4a346089ba8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWAN77820020
- Bitcoin block existence check
- https://blockstream.info/api/block/960212