Symphony No. 4 in E-Flat Major, WAB 104 "Romantic" (1880 version): IIg-r. Con sordini

Recording by Anton Bruckner.

Recording identifiers

ISRC
FR7JM2425023
CopyrightID (CopyrightChains transaction hash)
0x66104d4ca277a258ef223a5d25a9a1253a0b1054a7b214a30f2efc42e4fab481
Copyright registration time
2026-07-07T08:46:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:77ebb6014a783442c1f29692537ba8b22cdb6311c2a51a286742f8cfd03c0e04

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.