虚空の夢

Recording by ak+q.

Recording identifiers

ISRC
TCAER2055523
CopyrightID (CopyrightChains transaction hash)
0x9e87ea2e84213808c1a30f56d54e0025197a40086d96349d874b8635a806db1e
Copyright registration time
2026-06-08T21:36:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T15:41:10Z
Bitcoin block
953528
Canonical record hash
sha256:140ece58090e07c4e4663fd3d8e6b2ba2f03284197eb398fe21138e5955a4818

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.