Umbrella

Recording by Alfred Hui.

Recording identifiers

ISRC
HKG401200387
CopyrightID (CopyrightChains transaction hash)
0x2d01d0a2d0d6185a459a335d2b93db73928b185e98457555f0c8f245218abbaf
Copyright registration time
2026-08-01T01:51:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T02:22:04Z
Bitcoin block
960497
Canonical record hash
sha256:6709c4eb2c6690872f77ac44d7a2b294017c4c1a65fdc0f2aa1a218038c73872

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.