December

Recording by Assemblage 23.

Recording identifiers

ISRC
US57M1604510
CopyrightID (CopyrightChains transaction hash)
0xd383c473d799a84981b8b60a094faebaba3125ca98ad93c31bc2921a5992d9c3
Copyright registration time
2026-06-24T18:01:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:3757971cddfda2a0eb8f5c82063ae04ba897bb14a47587382bb2dd0222f5f330

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.