Lullaby

Recording by Fred Hersch.

Recording identifiers

ISRC
USA2P2445583
CopyrightID (CopyrightChains transaction hash)
0x4053dc0947f98e78d1bbe9813f998b258d5c75b49fed0feead8187a424887500
Copyright registration time
2026-07-30T08:04:03+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-30T08:30:10Z
Bitcoin block
960229
Canonical record hash
sha256:9f6dc33937f3907a27b07b09382250afc08852306f596d07c1774c5b3c57b6b9

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.