在这辽阔的原野上

Recording by 董文华.

Recording identifiers

ISRC
DGA0L2310330
CopyrightID (CopyrightChains transaction hash)
0x87cd253e4d1132d5b749cb59a72e46e0612bab40a0c3c779024ab5315fb54d11
Copyright registration time
2026-07-07T19:25:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:ba501dfb285a68d9f5f3e8e65233ca5274efc2688a25bdeb4a4299f0ab6db6d1

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.