Träumerei

Recording by Robert Schumann.

Recording identifiers

ISRC
CH0279401280
CopyrightID (CopyrightChains transaction hash)
0x260b12f65469e7b44d9d8758fa4a64e0649d8c6f1abf902302ee86b931f7acc5
Copyright registration time
2026-07-31T18:17:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T18:48:12Z
Bitcoin block
960448
Canonical record hash
sha256:4088f04b5bd4b8ed2a4002b3d1cc293bcee9f963ac32daef32e1c333d78548ac

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.