Double Bubble

Recording by Raphael Wressnig.

Recording identifiers

ISRC
DEA311200378
CopyrightID (CopyrightChains transaction hash)
0x852d9aef174cf1bbab67fd22a3a30397067ac15c8c95ef4b5b6a343d5b1a70f5
Copyright registration time
2026-07-07T07:03:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:b55c2bb2f1624c1afcde0e8449fe1babb62462974cab12f21fd6c01437a7a3fa

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.