Back & Forth

Recording by BandGang.

Recording identifiers

ISRC
USUYG1200078
CopyrightID (CopyrightChains transaction hash)
0xc7eccc28207839e685e61c0d0d5a6902f9ad9d242e90f3c023a964482ef9b13c
Copyright registration time
2026-07-06T09:39:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T14:41:13Z
Bitcoin block
957050
Canonical record hash
sha256:93e78d47321460f20d63f42decb5b5dde2df4e5fc04a7e6fdb48f59c22c4131f

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.