Då, Då, Då

Recording by Duo Ja.

Recording identifiers

ISRC
SEVCE0400207
CopyrightID (CopyrightChains transaction hash)
0xd5c5bd54e782bb48ad2ab541f5366c952b3b025ec1efc7e8bbee776bc5dc07d2
Copyright registration time
2026-07-07T02:25:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:e4218b1ad25386ac7e82d709effbbed045069a2dc9cea3821c26091cbd0d99e5

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.