Martha / Act 3: "M'appari"

Recording by Friedrich von Flotow.

Recording identifiers

ISRC
GBF071400990
CopyrightID (CopyrightChains transaction hash)
0xb3c98e6b4d100d9bf7f2e61312d2fb22c8d4e6b9899de1b9fa14863814f3225e
Copyright registration time
2026-07-06T08:14:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:96c205ab8df2b8a11093aa626e9c1a7bede9c6e216a466fff4a1ed8dc4830f6e

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.