narrative

Recording by SawanoHiroyuki[nZk].

Recording identifiers

ISRC
JPU901803381
CopyrightID (CopyrightChains transaction hash)
0x1b753ff32bb665c06f270ec1a4cddee9443a4ff5afd0a12d2c386de7dc2bb92b
Copyright registration time
2026-06-04T11:04:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:bd5183c3ebef7d68983011d3877544dcac7a10327364caf7274eafb4996520e9

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.