Symphony No. 1 in D Major: IV. Stürmisch bewegt

Recording by Gustav Mahler.

Recording identifiers

ISRC
DEAQ71739004
CopyrightID (CopyrightChains transaction hash)
0xd490ee8ea04a9c86fd9483b8bb111681e7c75479d2f38ebe7ba9f1686aab4b34
Copyright registration time
2026-07-30T14:08:46+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T14:44:50Z
Bitcoin block
960266
Canonical record hash
sha256:0a0a365e0e1cb37a0925e6819e235a1cabf28cf08c8bf8cfe3e3555b87e21f73

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.