Two

Recording by Piotr Kolacz.

Recording identifiers

ISRC
USA2P2205187
CopyrightID (CopyrightChains transaction hash)
0x8720f2cde3edad224ddc26d4b16e22225184028d9a983432ca187961e861c01d
Copyright registration time
2026-07-06T18:19:39+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T16:43:21Z
Bitcoin block
957065
Canonical record hash
sha256:637a4aafb780e168e8cdff2f9e0d3230d3eabcaea096c99b4a236435d792286a

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.