人人為己

Recording by 馬兆駿.

Recording identifiers

ISRC
TWA458816609
CopyrightID (CopyrightChains transaction hash)
0xd806aef5166c3ac16faf58493c4569f2728ec35ecbff1a457605954a770082da
Copyright registration time
2026-08-01T00:15:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T00:40:43Z
Bitcoin block
960489
Canonical record hash
sha256:1e461f3ed9a9316acab0bf7df7a483a331c5db020fe10fbff6e933e9183bab39

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.