Sing

Recording by Martha Munizzi.

Recording identifiers

ISRC
USAPY0500014
CopyrightID (CopyrightChains transaction hash)
0x6a391339bcd23fd47decc9c46b65302a8b9c3b884b8d6637ef0eaaa432aa4eeb
Copyright registration time
2026-07-06T23:45:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:d947820cb53ba85b43664b1cfb9ad23053ff17e8a73342330d97943407298bbd

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.