ISRC JPKS00101688

Verified recording

JPKS00101688 is “グッド・オールド・デイズ” by RHYMESTER, registered on the CopyrightChains blockchain with CopyrightID 0x5f5c3035ec1b28e885956ebb9bffa886c3263e6ae831d419750d273ae94767db 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/JPKS00101688.

Recording identifiers

ISRC
JPKS00101688
Title
グッド・オールド・デイズ
Artist
RHYMESTER
CopyrightID (CopyrightChains transaction hash)
0x5f5c3035ec1b28e885956ebb9bffa886c3263e6ae831d419750d273ae94767db

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:9ee720787d5e240cb25ec90df26380fc2b1e24d9d60fd0c6644e32f2dadd3f3c
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/JPKS00101688
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: グッド・オールド・デイズ · Machine-readable JSON-LD