Whitman Songs: No. 2, At Ship's Helm

Recording by Michael Tilson Thomas.

Recording identifiers

ISRC
NLE422435520
CopyrightID (CopyrightChains transaction hash)
0x76a82eaef65a24f313fad9a8d7db29a0f07465fa6b0b95d7941c6bf347ef283c
Copyright registration time
2026-07-07T17:17:43+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:53:27Z
Bitcoin block
957124
Canonical record hash
sha256:12e234f6f5960780586ee083ade27de8482fea32f90479107d9a74a5db2cab4f

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.