ISRC GBCJY2000621

Verified recording

GBCJY2000621 is “Sleepwalker” by Nu:Tone, registered on the CopyrightChains blockchain with CopyrightID 0x12a0870ff924d544de9ced915f17381d7171b9e7988af08c6234573477893c38 and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJY2000621.

Recording identifiers

ISRC
GBCJY2000621
Title
Sleepwalker
Artist
Nu:Tone
CopyrightID (CopyrightChains transaction hash)
0x12a0870ff924d544de9ced915f17381d7171b9e7988af08c6234573477893c38

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:645161ac82d8b371180a2fd37da0f366e60335f54ee8c04548a6af320e06c676
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBCJY2000621
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Sleepwalker · Machine-readable JSON-LD