Did You Mean It - Bonus Track

Recording by Big Sad 1900.

Recording identifiers

ISRC
USUYG1590761
CopyrightID (CopyrightChains transaction hash)
0x2821624b99bc05cf0221f575d5dd1a27b8bb38734d637f634face9e9b69f4ee3
Copyright registration time
2026-06-08T03:49:20+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:642c71805a6db71fd29dba947814a30b360b3284f325529812a447f7e2c8930a

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.