ISRC TWAN76580017
Verified recording
TWAN76580017 is “樓上樓下” by 張琪,
registered on the CopyrightChains blockchain with CopyrightID
0x83931d311bb841dafa9abcda8fea7ba02732293768b62f394e68d033e71e9678 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWAN76580017.
Recording identifiers
- ISRC
- TWAN76580017
- Title
- 樓上樓下
- Artist
- 張琪
- CopyrightID (CopyrightChains transaction hash)
0x83931d311bb841dafa9abcda8fea7ba02732293768b62f394e68d033e71e9678
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:507576ae1b24e74913ea2927fb083506b6b16948c3a0e8f448cce5835ca60ca8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWAN76580017
- Bitcoin block existence check
- https://blockstream.info/api/block/957073