半首歌

Recording by 王建房.

Recording identifiers

ISRC
FRX201999298
CopyrightID (CopyrightChains transaction hash)
0xa30543cd09b33f7ddda3156ddd2b88bffd227ebd5a028067125f927349e9c822
Copyright registration time
2026-06-23T23:24:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:ee48ba65d06c4b7c0d8873ee0996fd5a4eb8b9fbc1e45a5a282a9ce41c5cc78b

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.