麻园诗人昆明City Walk 推荐路线

Recording identifiers

ISRC

QZZ972339621

CopyrightID (CopyrightChains transaction hash)

0x57c892db2704bcc8e20da51f022d16e2d5392875c8872268194c58f5a9ea4b24

Copyright registration time

2026-07-31T01:51:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T02:19:15Z

Bitcoin block

960334

Canonical record hash

sha256:3dc9c38223fc71a7ebe341740894a3f5bb6c6d12b823b02634a8a75f038bcccb

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.