Playing with Ball

Recording by Jóhann Jóhannsson.

Recording identifiers

ISRC
DEN961205810
CopyrightID (CopyrightChains transaction hash)
0xcd28f2e0cec90e31e73e6ad1909ed3f2f82b9488771e6c89e77c6f2d3cdd06ed
Copyright registration time
2026-07-06T21:41:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:bedf0527917598549d9c773019dcd52eedb70fd4056a111d760551ea3115a157

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.