How Many Times

Recording by MC 張天賦.

Recording identifiers

ISRC
HKI492108208
CopyrightID (CopyrightChains transaction hash)
0xafa1732fee7a7d2c6896ecced4437b173b24d0c1445c22ea8c277188c90a3ca2
Copyright registration time
2026-06-07T16:26:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:cd222db9520a4e568cd61185ae41af27e836d637b5aaf22adf319ffdea943c03

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.