Waltzing Matilda

Recording by Niña Mozart.

Recording identifiers

ISRC
ES71G2214564
CopyrightID (CopyrightChains transaction hash)
0xa8c61b1770463970c20dfaf8858927cc1466106d7efbeabe9502e072929accb3
Copyright registration time
2026-06-19T22:45:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:5121c275671c6d3a1f7416eaf0fb8f3eca8ca292b710f4226646a8d7be3c7637

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.