Cristofori's Dream

Recording by David Lanz.

Recording identifiers

ISRC
USNA10420531
CopyrightID (CopyrightChains transaction hash)
0xaf212cadd933a2897d93f8f0d14bcb6a589d0c759c6ad617966e2d9a0378f3ab
Copyright registration time
2026-06-06T09:55:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:986dbb6c07f1dcfe2c30f70e4ecc25687d8eba83dcee4cbdfc3ac1fdfd51a8ec

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.