Abba Revival

Recording by Polizeimusik Zürich-Stadt.

Recording identifiers

ISRC
TCACN1658276
CopyrightID (CopyrightChains transaction hash)
0x642e68bc61366a3a68a7b8b0beeb7014cd5c2f96e8ec90b65ebee6862371593f
Copyright registration time
2026-06-20T12:45:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:d1d64116b4b7935ddb13085c31604f1527eef2da7123e9f6e5ceb6462a34101b

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.