En Setiembre del 86

Recording by Bo Ichikawa.

Recording identifiers

ISRC
PEMG98901013
CopyrightID (CopyrightChains transaction hash)
0x8567a0392a51b04f3a0e4c9a0c903b88274719bef3d954fce432e608e55def59
Copyright registration time
2026-06-27T22:47:34+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:51021b1e21386a71007cb06cb1b8d414faf4d5cdb457efabf905ae67f74d780a

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.