The Demon / Act II: Na vazdushnam akeane

Recording by Anton Rubinstein.

Recording identifiers

ISRC
NLA509304107
CopyrightID (CopyrightChains transaction hash)
0xe866b3978ab60911bdfe84d499e4c2ed354334a5632e8b302605c0ff0b9d8703
Copyright registration time
2026-07-06T22:04:42+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:175b39d34c66fa7edf865c5813a94a33902adca3f1004a7b0263beeb105d2476

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.