Strange Birds Passing

Recording by John Luther Adams.

Recording identifiers

ISRC
US4BP1224010
CopyrightID (CopyrightChains transaction hash)
0xb73944f461bf9ff760a921798cf6fdb064374fcc7c3c9afe0c5dc8f6a4436d75
Copyright registration time
2026-07-29T16:24:10+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:35df11d86a89dd2cf3edba5aad972311c5511f6c7f4d65f5a542018a72fc3f27

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.