Head Over Heels

Recording by ABBA.

Recording identifiers

ISRC
SEAYD8102020
CopyrightID (CopyrightChains transaction hash)
0xa34d9fe2bf4571f87e8b6d6907d75e41f9af028699d4b495a66daf595433e4c0
Copyright registration time
2026-06-04T06:12:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:22de0038063e7b68b0e3ec29bb2c54fcfb7323f59a0bdf4aa2ce6ff097a40c0d

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.