Poem 58

Recording by Chicago.

Recording identifiers

ISRC
USRH10286669
CopyrightID (CopyrightChains transaction hash)
0xf6c22b4d106aa39f4b2b71a6c75d82c89333da5361f55674dc9ddea482cda355
Copyright registration time
2026-07-07T09:50:27+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bf53737316b18346cd8c1129df52ba4d639f19dc95677f80b6812310fbe74e2f

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.