Remembrance

Recording by Ernesto Cortazar.

Recording identifiers

ISRC
USTC00960197
CopyrightID (CopyrightChains transaction hash)
0x73d975f328bf93f36edd743899ddf2a9810620a02a0eec9ad83dbfec089948a9
Copyright registration time
2026-06-06T07:55:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:12861056b524a0abcc9d5f67700c5d7eda827cfa59aba68b576d654a1bd6418f

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.