Round and Round

Recording by Sia.

Recording identifiers

ISRC
USAT21811448
CopyrightID (CopyrightChains transaction hash)
0xba6edbb7abea8c374fb1698d62943b8acc3fe38e7aec06bd32916c111626a1d6
Copyright registration time
2026-06-06T00:27:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:bbc41a09ad0a3e593b19c7b482df37787cff8269da538b86e054222c9c22f201

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.