ISRC BK4DA2400631
Verified recording
BK4DA2400631 is “Hikikomori” by HOLOGRAMMA,
registered on the CopyrightChains blockchain with CopyrightID
0x87848beb20e416d8096d76761e5fe2b73411368fd410183de477beaac2969d49 and independently timestamped
in Bitcoin block 960250 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2400631.
Recording identifiers
- ISRC
- BK4DA2400631
- Title
- Hikikomori
- Artist
- HOLOGRAMMA
- CopyrightID (CopyrightChains transaction hash)
0x87848beb20e416d8096d76761e5fe2b73411368fd410183de477beaac2969d49
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T11:13:28+00:00
- Bitcoin block
- 960250
- Canonical record hash
sha256:d183c15c3b1655f451251c16a21a46c5dbabed72588c62bc2879b890a412b487- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/BK4DA2400631
- Bitcoin block existence check
- https://blockstream.info/api/block/960250