Daydream

Recording by 渡辺翔太.

Recording identifiers

ISRC
JPZ922300379
CopyrightID (CopyrightChains transaction hash)
0x238a7910c350470df5ef33f8efd855f540e6a5bcbbdde018d31acbc2d7b5a05a
Copyright registration time
2026-06-21T13:04:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:7cf96774867e19d4e320489fd2feee2f5dd2c21a47221eb0f887b8711424165f

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.