SMS

Recording by Aya Nakamura.

Recording identifiers

ISRC
FRZ042201559
CopyrightID (CopyrightChains transaction hash)
0x112fd43e18a6ede869a6fda718a0890695ee659c72811ffacfdf1734c7a5a000
Copyright registration time
2026-06-04T10:13:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:1e68be69ca7f668bff4f56215b21184092723454d3624d355dc4d9034991b155

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.