年少時候誰沒有夢(《尋漢計》電影推廣曲)

Recording by Lao Lang.

Recording identifiers

ISRC
CNZ512100180
CopyrightID (CopyrightChains transaction hash)
0x25796c7b60e7c4be7da5ca616c9556781118a7e95f30f768c1bbda06378f5d8a
Copyright registration time
2026-07-06T19:28:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bcb543a0006ce1a89e948cb6943c0696af81caf3d5976edbb3ad63c13356d0ef

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.