Pre/Post

Recording by Sango.

Recording identifiers

ISRC
QM24S2203240
CopyrightID (CopyrightChains transaction hash)
0x27c57b3d31afd9115640ea6ffa8bc578dee940e0a4e3bf5fdabe148884c2ddf4
Copyright registration time
2026-07-06T07:28:23+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T08:25:35Z
Bitcoin block
957011
Canonical record hash
sha256:47b81bb639f77c2b1f2a6c36b1d2953c3fc09e5061062a181d27694b58e351ba

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.