Catena

Recording by Iwan2c.

Recording identifiers

ISRC
USHM92012161
CopyrightID (CopyrightChains transaction hash)
0x579e61f2b5c74d52cd752e5f4545da4099889457d18ccf9dc9a6e0005faf3f86
Copyright registration time
2026-07-07T08:27:04+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:fc3e1f251b1b28b5777f316dfd000de724d793d05bfc96ef13f2bbfab062c725

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.