城市足印

Recording by 古璇.

Recording identifiers

ISRC
FR10S2247419
CopyrightID (CopyrightChains transaction hash)
0xde8b2604d4fa0c660c50e185cb384406557a06b570065f79322993b8e27f1498
Copyright registration time
2026-07-07T20:19:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:8f325a9d84cb9e19f233edc6d87390ec0c95a41b868945d8d84ea21fb1a90757

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.