Macchina del tempo

Recording identifiers

ISRC

ITR007900101

CopyrightID (CopyrightChains transaction hash)

0xd074cd847e3ee7e56f8b78f81a1cb7c6e82cbd32b88ab945ef14db5e7b4093d0

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-29T19:35:34Z

Bitcoin block

960138

Canonical record hash

sha256:90c8f4252d8cda9e8dd2397e29a5a494f145e560896251ee7d55617391c44a94

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.