Sparrow Nights

Recording by Peter Brötzmann.

Recording identifiers

ISRC
ATD411809004
CopyrightID (CopyrightChains transaction hash)
0xff61aec20dabab3b1d94205fbe2a41cceb121ec5924fd0e3147bf1dfd6c8551c
Copyright registration time
2026-07-29T10:16:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T11:07:37Z
Bitcoin block
960095
Canonical record hash
sha256:a85feda803b17b11987b0c4359138b515ecc7ce9047da387fa2e5fa9c1328aa5

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.