Sfumato

Recording by John Tejada.

Recording identifiers

ISRC
US3D31806903
CopyrightID (CopyrightChains transaction hash)
0x858810003aa554acf2f3e773b9fdace11b808362ea2bfd34b518df3d92591ced
Copyright registration time
2026-07-08T00:18:44+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:38d85fae3701d0d518e76e81c17bc52a6c9a4a7aa0d6a99a99e7289bca425d68

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.