Sinfonía No. 2 (1993)

Recording by Federico Ibarra.

Recording identifiers

ISRC
USSM11001004
CopyrightID (CopyrightChains transaction hash)
0xf9f17eb06a5ad70655612eeeb07a6981b049dd089dbc50d2262a6be486164f8a
Copyright registration time
2026-07-30T22:31:48+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T00:58:21Z
Bitcoin block
960330
Canonical record hash
sha256:723e778fac64fa18946c8066632472774baf976107a5e7c85711710a3c71ca3f

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.