Oh Mama Mia

Recording by Jan Smit.

Recording identifiers

ISRC
NLA629800007
CopyrightID (CopyrightChains transaction hash)
0x9962cdd2adfc60e6bfdf17e0dd015b93edf9b4d776f0681da2264658bd738844

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T08:26:41Z
Bitcoin block
960368
Canonical record hash
sha256:6ab8018d6b591f0cbbc37302649ed200ee40416f85203ed4d902b1b8c9cb24e1

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.