Symphony No. 3: I. Kräftig, Entschieden - Live

Recording by Gustav Mahler.

Recording identifiers

ISRC
DELW71614901
CopyrightID (CopyrightChains transaction hash)
0x4645c7c37809703e9eefb8814793aca576f166cd7d83d4adf36a5213826bc196

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T22:27:44Z
Bitcoin block
960473
Canonical record hash
sha256:ca48ed4342c0875e3a0739710999977695a62eecd76c3ac1a93c9ca87c968820

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.