Back & Forth

Recording by SXTEEN.

Recording identifiers

ISRC
QM4TX2330439
CopyrightID (CopyrightChains transaction hash)
0x83ff4693a569dc6461ad723fe50ba1cb339974f7674929d535778c91701d8623
Copyright registration time
2026-07-06T05:35:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T07:53:57Z
Bitcoin block
956894
Canonical record hash
sha256:34ea5006a3123bbb9f515e78db6d22dc19e0d753ae721ca8e17e4e31fc38cca0

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.