Duo Seraphim

Recording by Francisco Guerrero.

Recording identifiers

ISRC
GBAKR2052501
CopyrightID (CopyrightChains transaction hash)
0x3d5f71bf4bd3c98ab0de1785b80a9b48aa210d039dba7452eb67bec6a809ec02
Copyright registration time
2026-07-07T13:10:06+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:7ea7541f66638a9e1b8fdf9923ad79612449e0c08d8bee2527806ca0aff45897

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.