Puzzle

Recording by Fernando Milagros.

Recording identifiers

ISRC
ES71G1405355
CopyrightID (CopyrightChains transaction hash)
0x00021afe7cce39c01a4e39bd16121e4b0f8af410bd4f440d7686a918135b66cc
Copyright registration time
2026-06-08T02:31:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:8faf4e19ff11e6b47068a8c61179be6c3f37784852b10b4a75a5d6779bcd0503

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.