Wer hat dies Liedlein erdacht

Recording by Gustav Mahler.

Recording identifiers

ISRC
FR6V80763906
CopyrightID (CopyrightChains transaction hash)
0xf0fd2b9cecb7a29562fe3b0f222d4081fd483111270c7dd8813f0c3380b6b73b
Copyright registration time
2026-07-06T03:07:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T06:56:49Z
Bitcoin block
956889
Canonical record hash
sha256:c4b0b1ef6d61d6c71055a930e92b1e9b3bd95e539960a3ae974e92f91d99762e

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.