Dark Swift and Bright Swallow

Recording by Martin Simpson.

Recording identifiers

ISRC
GBBHW1559101
CopyrightID (CopyrightChains transaction hash)
0x7e4bbad02ea04e05612191d306bd9ecb6def15d5e91464f04a02833b76153884
Copyright registration time
2026-06-07T21:05:14+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:cc331296fc7937c3ce7ccc4c48ee03752fa9773ed0dfebd2422304c1084e5789

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.