Symphony No. 3, Pt. II: VI. Langsam. Ruhevoll. Empfunden

Recording by Gustav Mahler.

Recording identifiers

ISRC
GBDGQ0716006
CopyrightID (CopyrightChains transaction hash)
0x5e410a42ebf132ca1e8f32ac0e356972d52ab67ede1e99c60918e44df110b72e
Copyright registration time
2026-07-30T21:47:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T22:27:30Z
Bitcoin block
960321
Canonical record hash
sha256:b0a00017d0b9ccb5cc710c3d8f689b4ddb3925c2b55f920caeee51f9e70cd908

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.