John

Recording by Hugo Alfvén.

Recording identifiers

ISRC
SEBAA1400803
CopyrightID (CopyrightChains transaction hash)
0x5affa1abfb203e09dad815304be594109e80828a71c4ccb6bc5cc9452e2ff72c
Copyright registration time
2026-03-06T19:53:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1fc5004a0be4cf68baee7c68d5306d71e33a6b192ad7ddb06ec019925abd17c4

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.