Father and Son

Recording by Ulf Wakenius.

Recording identifiers

ISRC
DEA891700109
CopyrightID (CopyrightChains transaction hash)
0x1c8a2a2366ab8a41aff4594b2535f7b44897d78f6959d3a1d075aee9b681bc04
Copyright registration time
2026-07-07T09:23:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:3b0a515200416b44ca6a0e16946238281966cecf459395809bde28079fdecf62

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.