Fun

Recording by Sly & The Family Stone.

Recording identifiers

ISRC
USSM19901650
CopyrightID (CopyrightChains transaction hash)
0x59bde254b71bdf1ad21b1183f5a426261576ecb56bb3ff19bfef2aa0bf36fd77
Copyright registration time
2026-06-08T01:40:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:168295f48dc0d0dcbd177d3c481ecca1841b1459e08433b4d66907f1ead80b7b

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.