秦腔牌子曲

Recording by 沈立良.

Recording identifiers

ISRC
DGA062218881
CopyrightID (CopyrightChains transaction hash)
0x3e6db7a905e573043cc115a9a03df8120abf2ed3bfbb07e187afa21888cb20ec
Copyright registration time
2026-07-07T15:31:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:0bb44237cb9ffa56cff3c12b7b1ce4884652e36b778c58036c92f60dee63b5ec

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.