Trank

Recording by a子.

Recording identifiers

ISRC
JPPC02311648
CopyrightID (CopyrightChains transaction hash)
0x9b8b1e3dee27a1780a157d6b3a713e38bbc562d6467f76f757067df6ba28f261
Copyright registration time
2026-06-08T06:18:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:3c5364b026342c79d0dc73434f15be826006b28c7f2e5133c00606cbe4c53781

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.