Lille Gråspurv

Recording by Allan Olsen.

Recording identifiers

ISRC
DKBR20700611
CopyrightID (CopyrightChains transaction hash)
0x34beec99bc6d1f659f7691c93bad5573b068a5efd8f34ff72854adaae2db96cd
Copyright registration time
2026-07-07T19:31:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:dba835b8af3b7070438a3d59e21a0dd415f6a2b6b28b1aef29d292726bf090cd

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.