Myrthen, Op. 25: No. 1, Widmung

Recording by Robert Schumann.

Recording identifiers

ISRC
SEXKI1100109
CopyrightID (CopyrightChains transaction hash)
0x707740927424723bd8e560a178e23c38d7c56e424ddafa564f1fc76ccb8b3885
Copyright registration time
2026-01-28T20:05:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:a34657231571975bb2c90cdd67d66ad99539b2622e0d52812022b830ac6e30e9

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.