改換

Recording by Sarah Chen.

Recording identifiers

ISRC
TWAN70560011
CopyrightID (CopyrightChains transaction hash)
0xf3fe68f9479db98c1b5126619b2dee1ca8cf447a43537a0a79fcbc78fe72e3b6
Copyright registration time
2026-07-06T08:27:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T13:52:39Z
Bitcoin block
957043
Canonical record hash
sha256:4388b7bce4d30aa869c8702e57234aa8510374c0a51048405c7c5512fc896c39

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.