Trapecio

Recording by Under Side 821.

Recording identifiers

ISRC
ESA011812814
CopyrightID (CopyrightChains transaction hash)
0x9b7bfe219766af5d985b0d367662bc539e28cc2805ced6e8a44fc9134199fe8c
Copyright registration time
2026-06-27T08:37:36+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:23e0f3bb755027e7d00ba78aeee115079274aeb91de2767eb52202f9ffd8f298

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.