ISRC TCJPK2027727
Verified recording
TCJPK2027727 is “R4U” by NAOKI,
registered on the CopyrightChains blockchain with CopyrightID
0x5f9e236e457b0e1d2bfd21c8e53d4252a5c74b6632f2bd434c220c7c0a005e18 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPK2027727.
Recording identifiers
- ISRC
- TCJPK2027727
- Title
- R4U
- Artist
- NAOKI
- CopyrightID (CopyrightChains transaction hash)
0x5f9e236e457b0e1d2bfd21c8e53d4252a5c74b6632f2bd434c220c7c0a005e18
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:aaa7e9137eb1bee78d28defa73fd4bd707dbed3e4aa231ab3f5fadfdd66462cf- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/TCJPK2027727
- Bitcoin block existence check
- https://blockstream.info/api/block/960138