Simple Melody

Recording by Carlos Bica.

Recording identifiers

ISRC
PTUM10300650
CopyrightID (CopyrightChains transaction hash)
0x8a59d39fd5ba90a90f3417078d85b14f7d4572f9a5520afeaa410e2a99dc3a47
Copyright registration time
2026-07-07T23:11:57+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T08:56:20Z
Bitcoin block
957145
Canonical record hash
sha256:6195a5d232078efba1811d372a61e8b1dcd36e6d67ec384f725a2e609cc2490c

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.