15·50

Recording by 楊和蘇KeyNG.

Recording identifiers

ISRC
CNZ852204902
CopyrightID (CopyrightChains transaction hash)
0x9e3764e73e1cac09b5142622a01a57777eac5f55f2bf6d13390497ce12a9c9a5
Copyright registration time
2026-06-24T14:12:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:e7ac8b4488a8492bc9ad8fde509612aa50164a3d2e1ae16f5a117329aa68e668

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.