Doppio taglio

Recording by Er Costa.

Recording identifiers

ISRC
IT1O71700356
CopyrightID (CopyrightChains transaction hash)
0xd77f9c18eb5d66dc0c251a92701c9d5e9a6389ddb85fa77defa6e2f95a55ca2f
Copyright registration time
2026-06-27T11:04:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4c4b5698f97037eab97d7a510bf974f9c39ee374ed0793c0234f9fa9a438a625

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.