39km

Recording by 易烊千璽.

Recording identifiers

ISRC
TWA532002630
CopyrightID (CopyrightChains transaction hash)
0x76762f770fd0831816d6eb52cab756c215344a8bbe208a585adc410ad275cfd8
Copyright registration time
2026-07-06T20:09:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3ed11148b8dbe8c90198337d5b6e91ed5c28c0094ccff17e147fe14d484884d0

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.