交響曲 第 8番 変ホ長調 千人の交響曲 私たちの弱い体に 2

Recording by Gustav Mahler.

Recording identifiers

ISRC
JPG201417402
CopyrightID (CopyrightChains transaction hash)
0xe4a74d813bf17fd00339175f479b9a84cf035b8081ce8cffe95f5be187723657
Copyright registration time
2026-07-07T14:05:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:0e4163432e16e7e6438dd16023a314fc89151a9444fd7065d41b1c7df252f135

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.