Twenty Seconds Later - Instrumental Version

Recording by Tommy Ljungberg.

Recording identifiers

ISRC
SE5Q51823418
CopyrightID (CopyrightChains transaction hash)
0xb9187a537e5692856d19a478e705eceba397d3a8d0baeaf725c911c4a23b66c0
Copyright registration time
2026-07-07T11:11:41+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:711a2fde54c7e2dbdf75c33dd22509be4655941ea33cf85b9d95657464d31d7d

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.