Feather and Leaf

Recording by Takefumi Haketa.

Recording identifiers

ISRC
JPS102200030
CopyrightID (CopyrightChains transaction hash)
0x13217955e295a7665c441068eda813c3374561664a593d6a7c1073d1e0b906c5
Copyright registration time
2026-06-27T05:53:12+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a7a46f560ee5fe867b5d8f972526b8769c978318e53ff5ad5bf0434b32666108

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.