Hidden Track

Recording by Built To Spill.

Recording identifiers

ISRC
US68F0500613
CopyrightID (CopyrightChains transaction hash)
0x0a33a6291eb32b4a855b6f7097b48825bd60bce0f45d500f0b1b015939c47bd2
Copyright registration time
2026-06-17T19:50:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:da3d82766fa89695904f142d244a9be1482973e6a50e142fc68ca9b9b8ac8741

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.