Presentacion

Recording by Séptimo Fragmento.

Recording identifiers

ISRC
QZFYW2079266
CopyrightID (CopyrightChains transaction hash)
0xa64b451d262a352aef55e877d65cd6b091cb9784f68e1cd0b9dccf02bddc8729
Copyright registration time
2026-06-19T23:08:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:9b20662053add51f8e56ac5c4d2336ffb3f0fb6791ba40534fe26fcc36ee378f

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.