ISRC CNZ501800140
Verified recording
CNZ501800140 is “21” by RAiNBOW計畫,
registered on the CopyrightChains blockchain with CopyrightID
0xc257ad74f0866fc22f66a30f831e248352983d63ff1d1cdbc176abb2a1426e21 and independently timestamped
in Bitcoin block 960362 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNZ501800140.
Recording identifiers
- ISRC
- CNZ501800140
- Title
- 21
- Artist
- RAiNBOW計畫
- CopyrightID (CopyrightChains transaction hash)
0xc257ad74f0866fc22f66a30f831e248352983d63ff1d1cdbc176abb2a1426e21
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:58:00+00:00
- Bitcoin block
- 960362
- Canonical record hash
sha256:504624a3207d63ee2b49c1a874a9eaa57806da03f4713f42b33c6ac563a35a70- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNZ501800140
- Bitcoin block existence check
- https://blockstream.info/api/block/960362