緣份咖啡座

Recording identifiers

ISRC

HKC630501290

CopyrightID (CopyrightChains transaction hash)

0x58394e99c9db54e40c44c480d5d53ac4ace0fd06a9692d3ad8b7fde5455c9d8e

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-31T21:25:57Z

Bitcoin block

960468

Canonical record hash

sha256:9262f534fb776a4f0789183cd4fe4d1b2002dfe212ca7da01a27dfb7146a0849

• 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.