大城市小計劃

Recording identifiers

ISRC

TWAE31901053

CopyrightID (CopyrightChains transaction hash)

0x0050c214e282f724f7686204c085d2a7ac2a3c8e1447bbbfbb7ae8f8a95f26b5

Copyright registration time

2026-07-07T08:57:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T08:56:20Z

Bitcoin block

957145

Canonical record hash

sha256:bef75e9fff796d60e3f6b41e436a5bab12e3fc23cc5ca6f19b8336aba003cfb9

• 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.