Sputnik

Recording by Ignea.

Recording identifiers

ISRC
USA2P1314907
CopyrightID (CopyrightChains transaction hash)
0x4386b38b3daa4f0ca836f980c149d9a5dad2c13266afa3c543ca85cd34705edb
Copyright registration time
2026-06-11T23:21:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:305ef45d6d6c3e08af87b70730c60d8d0a9dd1d43bba999f032f8eb09eeea2e4

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.