Já Mám Tramway Novou

Recording by František Filipovský.

Recording identifiers

ISRC
CZA168300697
CopyrightID (CopyrightChains transaction hash)
0x8825887649427d915c78e049cdcd8bd338ba0c33eab6b0eec8974fd02fb0229d
Copyright registration time
2026-07-07T17:26:54+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:b6869d7e46cead6ed09ed8e769f0495563a5fc402be41d9d4906c6aec813d006

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.