Lieder und Gesänge aus der Jugendzeit: Phantasie

Recording by Gustav Mahler.

Recording identifiers

ISRC
FR7JM1978160
CopyrightID (CopyrightChains transaction hash)
0x70d145a3d74c6b363ed0f90f4bfb1e80e25f8d21b68b20e242e40ee6364fd7c1
Copyright registration time
2026-07-31T10:28:05+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T12:24:41Z
Bitcoin block
960397
Canonical record hash
sha256:75b3081a8c2ecaeed77f389e9b5c0d7ed0c3377a2e58ff7f3884710903817d81

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.