Alice Polka, Op. 238

Recording by Johann Strauss I.

Recording identifiers

ISRC
HKI191310508
CopyrightID (CopyrightChains transaction hash)
0x610a58dd50f75bbf59017097bbea1829067a4146cf9002bacd14e4aeed1b92da
Copyright registration time
2026-07-07T23:57:11+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:5902f8971d70b7fb39dce104cf8f60d7f7cc02438f5f99d129a0fc48e5a8f4d6

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.