ISRC UST8K1854043

Verified recording

UST8K1854043 is “Sapporo” by bu.re_, registered on the CopyrightChains blockchain with CopyrightID 0x1d1252952d6ed4055c72855a4929c0a6b603ff98c1a39546f6eaa7d0003fb535 and independently timestamped in Bitcoin block 957120 on 2026-07-08. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UST8K1854043.

Recording identifiers

ISRC
UST8K1854043
Title
Sapporo
Artist
bu.re_
CopyrightID (CopyrightChains transaction hash)
0x1d1252952d6ed4055c72855a4929c0a6b603ff98c1a39546f6eaa7d0003fb535

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41+00:00
Bitcoin block
957120
Canonical record hash
sha256:20beb6ad86ee8f111f0c4b5ad921f0654a785485272afa5185ea237298f0d199
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/UST8K1854043
Bitcoin block existence check
https://blockstream.info/api/block/957120

Full record

Track page: Sapporo · Machine-readable JSON-LD