Polly

Recording by La Dispute.

Recording identifiers

ISRC
US4R71510015
CopyrightID (CopyrightChains transaction hash)
0x16198558916292073e83c5e8f98ad81c7f73decb4789fcc5306889a45449613c
Copyright registration time
2026-06-22T09:40:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:36dd006e7dfd1c074f9e76d47f777df5f47c3522d254524f9e58619a088685b9

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.