Nina, Pretty Ballerina

Recording by ABBA.

Recording identifiers

ISRC
SEAYD7301060
CopyrightID (CopyrightChains transaction hash)
0x5493369c67dc1b01acfd9a587586e37e23e0c90b95a6c81259bc86a162677015
Copyright registration time
2026-06-05T13:34:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:048b9e3e0517976042b0ce263fda7bc0d0393a213978a7fe0bc8cdebb76c517f

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.