Zilais Putniņš

Recording by Marts Kristians Kalniņš.

Recording identifiers

ISRC
QMFMF1403864
CopyrightID (CopyrightChains transaction hash)
0xe43075e7477a858cb6f9bf0d8401e844f7b29d2a155be9f4d51f87480c48a50c
Copyright registration time
2026-07-06T19:45:24+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:531200dd3e5aefc89b36c2045772445410c113ef421c2a84c06703692ea6a361

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.