Ephemeral

Recording by 坂上なち.

Recording identifiers

ISRC
JPW561804045
CopyrightID (CopyrightChains transaction hash)
0x386ff57674c22bda21e49f1be7fab172f6d97784252fbc307a68b274a2d0d94b
Copyright registration time
2026-07-06T07:54:35+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T20:41:57Z
Bitcoin block
957084
Canonical record hash
sha256:a2ababe750eb016a8a9d27c035b9e02786a62b8e1feea4f944c4008ff85ebbdf

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.