Träumerei

Recording by Robert Schumann.

Recording identifiers

ISRC
USB8U2008873
CopyrightID (CopyrightChains transaction hash)
0x22f1c5e5d087628dd3f3f8ec445dd130599a20522fd3b70dab4432a6090f3bea
Copyright registration time
2026-06-07T19:30:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:d5e08620e15428c2922fa5dc707a9019489869dd6699fd0d4cbb889e54e429bc

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.