Poema

Recording by Zdeněk Fibich.

Recording identifiers

ISRC
QZ5AB2247800
CopyrightID (CopyrightChains transaction hash)
0x4341d825f3ffa36d75399c00bd21ddb947a167a634fef2b89218c41b66d10fe1
Copyright registration time
2026-07-07T08:02:01+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ae9286c8bfa096aaa40c0d6e52455409094e9b70ad099ae69af261f3d6669eb7

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.