The Holly and the Ivy

Recording by Alex de Grassi.

Recording identifiers

ISRC
USWH19501046
CopyrightID (CopyrightChains transaction hash)
0x040ea60b5375cb587d1316113ce2914ae93fb0b4a4d7b51b5cad1fcebfa7ef98
Copyright registration time
2026-06-19T11:57:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:25357fe9e464ad9b262a5f7a2ac985b555dddf790720b2606536999dc0a70ffc

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.