Strange Day

Recording by MAMAMOO.

Recording identifiers

ISRC
JPVI02101827
CopyrightID (CopyrightChains transaction hash)
0x589373343f2d553d3a192e75739a85d6c2b26d163f54d7455d431edeadeba813
Copyright registration time
2026-06-10T11:19:16+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:869fa5d4c0b8522bae7f9eec989a9ddcbd65caa721d15c3f3ef3f20fb1fcfdf5

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.