Hedwig's Theme (Ronds de Jambe)

Recording by John Williams.

Recording identifiers

ISRC
USHM21932085
CopyrightID (CopyrightChains transaction hash)
0xf1cb495318efbd6b149693d35ac4b2d5f57daefc551c88b3a583bca7d9cbb137
Copyright registration time
2026-07-07T11:38:45+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:4769b8c174267bcfa0ad4ab1f2a26cc3b516130a5741f8983e9e6b7dfd8a0bc3

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.