Call of the Crystal

Recording by 上松範康.

Recording identifiers

ISRC
JPA841802117
CopyrightID (CopyrightChains transaction hash)
0x6a7041e0281178e8c1a0b8ff921a6e5fc3ddd4fd4eb39266bfc6d40fcc38e970
Copyright registration time
2026-07-30T20:41:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T21:00:46Z
Bitcoin block
960314
Canonical record hash
sha256:6e645335b8c65cab8a5241987ac3b78be3ec401144a442e0a85ae4d2907643b4

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.