平凡的一天

Recording by Mao Buyi.

Recording identifiers

ISRC
CNE221800149
CopyrightID (CopyrightChains transaction hash)
0x7d8a97bca28f664caa7a55f60767baf509219ab5099eb695273dda91a62f0708
Copyright registration time
2026-06-04T10:06:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:b749384852283749636d67a725e5552410ca284e406ad3b451867959baa57562

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.