Grenzlinie

Recording by Sawano Hiroyuki.

Recording identifiers

ISRC
JPE301600275
CopyrightID (CopyrightChains transaction hash)
0x54e1c1ff13f6e38fb996a4e63d16758cbfc071d504096d7de559682303ade2dc
Copyright registration time
2026-06-08T10:50:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:2d740ae733e55d4fb4f7698c25cc6a44d61f3e746fd15655fefc96d26803fd07

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.