ISRC TWA539516905
Verified recording
TWA539516905 is “永遠的自由” by Zhang Yu Sheng,
registered on the CopyrightChains blockchain with CopyrightID
0x06c4ed55bf65514bead8adeaf6e54dbbc558df200e14c468090cdbcd8635f9f7 and independently timestamped
in Bitcoin block 960259 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA539516905.
Recording identifiers
- ISRC
- TWA539516905
- Title
- 永遠的自由
- Artist
- Zhang Yu Sheng
- CopyrightID (CopyrightChains transaction hash)
0x06c4ed55bf65514bead8adeaf6e54dbbc558df200e14c468090cdbcd8635f9f7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T12:51:24+00:00
- Bitcoin block
- 960259
- Canonical record hash
sha256:f90cf5ae912f32013f844763be23c1aa150aeb7ef1119b5b883a30a0ef0de02c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TWA539516905
- Bitcoin block existence check
- https://blockstream.info/api/block/960259