Call Call Call

Recording by 翁鈺鈞.

Recording identifiers

ISRC
TWE772388013
CopyrightID (CopyrightChains transaction hash)
0x5efca143641f2ece2cb45f0b1aa2b0ac9c4880d58379bd1569a71f712c5dd5d0
Copyright registration time
2026-07-31T04:53:18+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T05:17:02Z
Bitcoin block
960348
Canonical record hash
sha256:95917b18b54372727851ecd7071ab5ab291b24868a2f3bf87f4518cc3e87f03d

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.