Symphony No 5, Kein deutscher Himmel: Adagietto

Recording by Gustav Mahler.

Recording identifiers

ISRC
FRZ130110440
CopyrightID (CopyrightChains transaction hash)
0x0c54786d0010b9ffdd27c924cbf1135d32c3c48cf30d4cef3ba37b2eab67ddcb
Copyright registration time
2026-07-07T06:44:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:8e4c6436cd0d70c3c4f1bc2773451ce0c8383091c391f6d7bba16b61f708a9d2

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.