No. 1, Allegro

Recording by William Walton.

Recording identifiers

ISRC
HKI191619101
CopyrightID (CopyrightChains transaction hash)
0xd249e1e3d90c1ac3523250d971dd668559be64fb4b4626feeb0973bc5f4bc508
Copyright registration time
2026-07-07T11:13:09+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:ffac36a1c7c3c90865b6906a48355a3e9968bfd1e172bd9a74710fd787469771

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.