So What

Recording by Big Sad 1900.

Recording identifiers

ISRC
USUYG1427085
CopyrightID (CopyrightChains transaction hash)
0xa6b01d82479216c0204221e0143066a21e57d4b38900329c44125e9f61f41021
Copyright registration time
2026-06-19T12:13:32+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:b719f4fe9976179211700c05955877e1af0ad749ea5d6cfd186df2b0a0511207

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.