一半一半

Recording by Sarah Chen.

Recording identifiers

ISRC
TWA459850908
CopyrightID (CopyrightChains transaction hash)
0x2267551278fedb18e4e8ab5879d7a970309dac19965ccdad5ae7dae0d92889c4
Copyright registration time
2026-07-31T20:03:53+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T20:22:46Z
Bitcoin block
960459
Canonical record hash
sha256:2aa4566b93a90baa0e9655ebb803f575e038b8b6db4f77f4d04c7921a1b2ac2e

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.