Crossing Over

Recording by Larry League.

Recording identifiers

ISRC
USUYG1157938
CopyrightID (CopyrightChains transaction hash)
0xf1cc718fc8ecf989bbd1adc09d5950917ffa01e3f823837cf8ebeb0a938416c3
Copyright registration time
2026-07-06T23:53:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c20cc8342de22aa57199e903e137fba6da3c3de53849f28cfaf8cbdf287ed145

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.