穏やかな夢

Recording by Notzan ACT.

Recording identifiers

ISRC
JPW792012237
CopyrightID (CopyrightChains transaction hash)
0xdd997c41d1d832a08431727d4bcd8568e544a587f15854dbadca2918beb9520e
Copyright registration time
2026-06-24T23:05:22+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:6ad326d7a376d6b7d3aa55ccf62d937a876ab7a0a9cc58029bef052f0a97547e

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.