一朵鲜花

Recording by 刘欢.

Recording identifiers

ISRC
CNUM72400732
CopyrightID (CopyrightChains transaction hash)
0x0a3d8a5261a38c91f7a8fe297101678936f97a50ee550a0db85ef37d1a33c03f
Copyright registration time
2026-07-06T07:54:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T20:41:57Z
Bitcoin block
957084
Canonical record hash
sha256:251da28c19a9ff6f8ddb303f5dac3ca506f040bf0953139d64bd0aa535e15507

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.