Sometimes a Day Goes By - Voice

Recording by John Kander.

Recording identifiers

ISRC
USSM18100849
CopyrightID (CopyrightChains transaction hash)
0x3aa1ba95e4bf4adef6ef8aebe0d2ad2a18fdf9e257096f03c85374e467462e30
Copyright registration time
2026-06-24T11:32:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:123c69543a62e5798a6c0c82c53c8f5b6fbc4896acd0e7c882eb12e29b687c9e

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.