Träumerei

Recording by Robert Schumann.

Recording identifiers

ISRC
NLL6R1601539
CopyrightID (CopyrightChains transaction hash)
0x4f021722429acbb9a56cdda69484c66ceea82ab9d07107a1e6263074ff0619cd
Copyright registration time
2026-07-29T20:49:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T21:09:47Z
Bitcoin block
960144
Canonical record hash
sha256:de20afeea4bbb0852d0edc78e7d1d097baf49ff83b7b8c1daf248dec6a1cb944

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.