Symphony No. 2 in C Minor "Resurrection": IV. Urlicht (Live)

Recording by Gustav Mahler.

Recording identifiers

ISRC
DELW71716704
CopyrightID (CopyrightChains transaction hash)
0xb155eef001c4c36efe4d79a45ddc823d6e2b3268b8b4350f4997520522a5aa86
Copyright registration time
2026-07-07T06:28:07+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:338cbdb9f558cd59446824787af092e168a2ae0c886c8efeafe2bff0e8187f9d

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.