地下都の水道塔 ~ The Buried Capital Aqueduct

Recording by はがね.

Recording identifiers

ISRC
QZHZD1959802
CopyrightID (CopyrightChains transaction hash)
0xaebb64658329cbf0c2a69ffce9e29152d271b0595dfec73411dea5ad052af023
Copyright registration time
2026-06-22T12:55:55+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:062beb5bf7c7de64a8ecef8995f5cdb82c923fd41737ec2faa4818253ec74b21

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.