B型

Recording by KEYTALK.

Recording identifiers

ISRC
JPB751307502
CopyrightID (CopyrightChains transaction hash)
0x4c23ec9f7475b45d209992269742f1f9499c45bdcfd20aad629e4fd08478a0a1
Copyright registration time
2026-07-31T13:22:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T13:50:38Z
Bitcoin block
960410
Canonical record hash
sha256:3cb41dc8c3b744767c81c4487664309d1d23f416b4f770adffca9f21b563d794

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.