20

Recording by 朱彦安.

Recording identifiers

ISRC
QZFYX2259466
CopyrightID (CopyrightChains transaction hash)
0x5afd6f661893722d04733b8ac55da0b14485c501a393f7d02dff85163e1bb6f0
Copyright registration time
2026-06-23T20:27:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:1678dcc27d12b5bf0bb292f366bb64426e4d1886957870aa43126a476bf0a31c

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.