防守孤單

Recording by 孫楠.

Recording identifiers

ISRC
TWA530454502
CopyrightID (CopyrightChains transaction hash)
0xc619877b614fa73a575d6a459862a84b85e6fcf765dabbd5b584d78f44b7c1e3
Copyright registration time
2026-07-07T23:03:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:39:04Z
Bitcoin block
957122
Canonical record hash
sha256:fd2b572b700da07b027f975e5983c5a3a150dc401082b5b6d018dd7b2cb3057d

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.