Tag des Jahrs: II. Der Sommer

Recording by Kaija Saariaho.

Recording identifiers

ISRC
SEAEC2362140
CopyrightID (CopyrightChains transaction hash)
0xaaf7131b4457cb43cd6828581de7fd3c9883a9ea99a5775c6acde861466f3952
Copyright registration time
2026-07-30T18:28:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T18:46:00Z
Bitcoin block
960294
Canonical record hash
sha256:2333864867f2edee5459ccdd4d9bc5fe52f3d2619f970edd3e2d890e6445ca50

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.