Pirouette combination 2

Recording by Martin Åkerwall.

Recording identifiers

ISRC
DKTF71800131
CopyrightID (CopyrightChains transaction hash)
0x65c8146b70e3f3299185713af403ebee75aac624e49810cfc856e4337fc3fcca
Copyright registration time
2026-07-07T20:32:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:ccc5c6b6ef17e9fd182d74b04e0a492b79370d72700e8b08b35af1c4ebc01a14

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.