「サグラダファミリアの鐘」~ガウディの継がれゆく意志 (2009)

Recording by 八木澤教司.

Recording identifiers

ISRC
JPJ671205203
CopyrightID (CopyrightChains transaction hash)
0x7588829bd3a3c2003c606e79129656ebae86481527fcd6b2538152f9e11495cd
Copyright registration time
2026-07-07T04:35:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:2d5918943ffbec6c22ac35cf313554b078dfa21d253c38b3fae9508938cbf162

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.