渓流に立ち

Recording by Takashi Kako.

Recording identifiers

ISRC
JP92N2599039
CopyrightID (CopyrightChains transaction hash)
0x0d3eabb1ea5418727b530f618d3bd97273d21996061382bca1dbf2bab7f3d895
Copyright registration time
2026-07-07T15:22:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:86b92eeae5d781629153048a0851f4987078c705c90779de903f879e14c60915

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.