River

Recording by Kokoro Sei Ongaku.

Recording identifiers

ISRC
NL8RL2501516
CopyrightID (CopyrightChains transaction hash)
0x99a90588a818aa8fc307aba4faebeb30f8fc65b43c72ff5382fc0bdc2ac5b803
Copyright registration time
2026-07-31T12:51:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:04:34Z
Bitcoin block
960403
Canonical record hash
sha256:46abeb7da134084291d4f319276ef4f773608dcbe9c9e1a3707671947ea68807

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.