Rainy Day Music

Recording by Letta Mbulu.

Recording identifiers

ISRC
USUM71812824
CopyrightID (CopyrightChains transaction hash)
0x2d318e7292e9ed8a4071bc6b891b43a6d762910826778a335896faf1223281d0
Copyright registration time
2026-07-07T02:05:40+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:d9ef0d6c75b39ad5a1883e68c4003739bd8acd67c2747e7ec632e9f01153dc39

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.