Puzzle

Recording by Paolo Buonvino.

Recording identifiers

ISRC
ITC700800630
CopyrightID (CopyrightChains transaction hash)
0x054f13679f4f13ed0f139c464fc723f6cd2f2d1c6cec5e8cfa7a81dd6b7c6d53
Copyright registration time
2026-07-30T10:25:26+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T10:42:33Z
Bitcoin block
960247
Canonical record hash
sha256:5ebb8d4fc384e79bb2c3cb6e29dc94211eea55df9034187b3b2f8104ee8c1128

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.