Bridge over Troubled Water

Recording by Judy Collins.

Recording identifiers

ISRC
USV351466898
CopyrightID (CopyrightChains transaction hash)
0x591795374718fed1549878b337cf08018ec3af33d1334092fc847f208a40a370
Copyright registration time
2026-07-07T01:56:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:115ee2c031352ad78e2d53a24ba5c288120db09c5f68b5513c3346fe5bf6cf84

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.