Popurri

Recording by Marcos Jr..

Recording identifiers

ISRC
QM6DC1706373
CopyrightID (CopyrightChains transaction hash)
0xa685ad963ac3a6432cf2b17d4ae830070b1faa020dd70b41067148638121ac53
Copyright registration time
2026-06-10T10:34:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:aa5eda691f01ccfa94abc54c45b40f4a98ac1599120baa679a4ee0a026e0868d

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.