Poder

Recording by Under Side 821.

Recording identifiers

ISRC
ESA011812809
CopyrightID (CopyrightChains transaction hash)
0xfe7a74f4feac773cc5c4fce1b3eba5a9bb5688505251f49bb4fddd73772abb58
Copyright registration time
2026-06-23T08:14:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T05:09:12Z
Bitcoin block
956312
Canonical record hash
sha256:f585a1e4f6cedfa386b5d581c028475c78f3a1fa9d2fd49f51822d4bb579d808

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.