Sunday Best

Recording by Kira Kosarin.

Recording identifiers

ISRC
TCAHB2347018
CopyrightID (CopyrightChains transaction hash)
0xd2c93f882da285afc260de115f7c2323840de97a9bc8cfed63fb3baf1f0a5609
Copyright registration time
2026-06-10T07:03:25+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:f3be01aaa01dde7907794cddeb3f02425fab13a348a705673dd9a34adbcb7920

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.