Martha: M'apparì

Recording by Friedrich von Flotow.

Recording identifiers

ISRC
ITT261205690
CopyrightID (CopyrightChains transaction hash)
0x6cd6c865fff88d162f381c0b4778262e2b8d5b5de99d1effbcfed4a0f7ef91d7
Copyright registration time
2026-06-27T05:02:56+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:71c782bec846f8825520e9b07c828d4f0a21fedcefa442509848ec05bc3940db

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.