Tomorrow's Song

Recording by Martin Jacoby.

Recording identifiers

ISRC
USV291427156
CopyrightID (CopyrightChains transaction hash)
0x0bdfddc197eb7b41e8d866371a8e6afbdbb9d8e7041c1606dfcf8295a7112899
Copyright registration time
2026-07-06T22:30:28+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ed2c06680ac63587ab76e767e60009fd40df2417dc88dfb73b611e496699ad59

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.