Deadline

Recording by Hins Cheung.

Recording identifiers

ISRC
HKUM71000653
CopyrightID (CopyrightChains transaction hash)
0x0721b0b06dc1a46995912555f86b55573fd868b9080429fe41ea549351ea8231
Copyright registration time
2026-06-25T10:16:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:1e88ec231196aac503e8022ecce7bc22ef2d8ca46cf89e0944b0db61396cbb52

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.