Fragment

Recording by Toy Box.

Recording identifiers

ISRC
CA5KR2452529
CopyrightID (CopyrightChains transaction hash)
0x2f826179e10aa32ba0e276eeffb62507b0686c7bb1c1b04477701ce65655233e
Copyright registration time
2026-06-10T19:46:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:110a2741d469222b1a79a53da33a195233a076a07b0fe0d31d0a47521c2eb838

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.