Back Track

Recording by Sven Zetterberg.

Recording identifiers

ISRC
SEVGT1302213
CopyrightID (CopyrightChains transaction hash)
0x8a1a0f5a0ca4ccbf2098d6cfe1b7ce3eb5f399e351bb1f41a0330add201ea15c
Copyright registration time
2026-07-07T14:11:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:f4793234591d89f0134543c6680cf28ef3f7306527d6dc693fbb1b1d5413a9d4

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.