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

Recording by Gustav Mahler.

Recording identifiers

ISRC
DEF059802724
CopyrightID (CopyrightChains transaction hash)
0x2fb91904c2a85572baddcfcea0f6a9cb4b497a17634481aab7629b23a4626edd
Copyright registration time
2026-07-07T10:28:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b5da203f33565689c968046fba97119a36aaa152a0a2dbaccd5649bbe3183555

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.