Sandcastle

Recording by Lucy Kruger & The Lost Boys.

Recording identifiers

ISRC
DEUV42400005
CopyrightID (CopyrightChains transaction hash)
0x26f2837a1ea3e9aab057d76624ec82a8b31c7286ac4a737354101f2880678acd
Copyright registration time
2026-07-06T19:12:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b18ace9625c4245ac862848127d26d7c0f949a522ede0bdd20845d967bf4014d

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.