March

Recording by Karen LeFrak.

Recording identifiers

ISRC
USB8U2300645
CopyrightID (CopyrightChains transaction hash)
0x61393d8297cb96e92456fd05a2b680002d9b5bceb0c4961993ebf42f44f300b5
Copyright registration time
2026-07-07T17:28:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:1fb59703332dcb21413b7fc6943de92ae32293e99ecf68dd041f3a6075b37c21

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.