留不住你的溫柔

Recording identifiers

ISRC

TWAN70660252

CopyrightID (CopyrightChains transaction hash)

0xeceb56b83e3b120fafd2af3d73fe5da108f7db19f59d34b9bc3930f14ff2c4b8

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-30T19:42:40Z

Bitcoin block

960300

Canonical record hash

sha256:b8afc1714bec9a35e22efeb14ccb38c87d5ed924458d7c86cc63b2a53f1f59a7

• 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.