Both Sides Now

Recording by Judy Collins.

Recording identifiers

ISRC
USEE16700003
CopyrightID (CopyrightChains transaction hash)
0x9e10e6a7ac6fa9400ebaba99b5f04bdb36ed29d6313fd2c608706b14e33fc7b2
Copyright registration time
2026-06-09T06:03:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:93f034931fde32c3b52b14b368ad1706bba6ad2309ef71ab5f4bdfdaf4c9ca46

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.