Prologue - Japanese version

Recording by Miyuki Tsurugi.

Recording identifiers

ISRC
USWD11155808
CopyrightID (CopyrightChains transaction hash)
0x7a157fdb2cd2a409ba476a656444aff4a1c20485b503cee1e16e17a8266e8eac
Copyright registration time
2026-06-06T22:39:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:2d76007e08ebff3a8d35d20fbcb09e01964f5ecd511274a68cb1681d93af66c6

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.