Undecided Blues

Recording by Tony Bennett.

Recording identifiers

ISRC
USSM10109530
CopyrightID (CopyrightChains transaction hash)
0x6890407318539c023cafeceb490031c56ad9f52ac2e09a620481e5d9bd69793d
Copyright registration time
2026-06-26T16:53:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:3f7bc2f12482834221aa79e2c53eecd5da0916032ac6879ae412b2e9dfec1005

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.