恋爱测试（《十年三月三十日》电视剧插曲）

Recording identifiers

ISRC

TWDL71907144

CopyrightID (CopyrightChains transaction hash)

0xebc5308d30403811ef6f6bbc93cc90579d26e1b00a648d8ecb03a67c59e361ed

Copyright registration time

2026-07-07T04:32:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T03:53:27Z

Bitcoin block

957124

Canonical record hash

sha256:8443d480fac33dd751204e79d962b9e626441f393c7b77736208f9bd943a8cd2

• 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.