Didn't Wanna Have To Do It

Recording by Cass Elliot.

Recording identifiers

ISRC
USA560831786
CopyrightID (CopyrightChains transaction hash)
0x78d68d5e47385dc217047064f5bcd59d7fdfb88fa7fa82cc43bd5b7ea4c36d73
Copyright registration time
2026-06-21T20:48:15+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:5be4a77f5efa4c624ddf86a40613603a6cd886a186d475852624602a8f1caf36

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.