Song for C

Recording by Jo Wedin.

Recording identifiers

ISRC
GXF9Q2434824
CopyrightID (CopyrightChains transaction hash)
0x95301efb0426553638ab148f0d12775d5f8d6483c0fcdfc73bce3f4cea31f18a
Copyright registration time
2026-08-01T03:12:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:50:58Z
Bitcoin block
960506
Canonical record hash
sha256:84450e83942813a97582ad9f505d085e26831a911763978f04edd2f8ef297bcc

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.