Brevväxlingar

Recording by Iiris Viljanen.

Recording identifiers

ISRC
SE2FY2001201
CopyrightID (CopyrightChains transaction hash)
0x4d64bff1d1298ceae7b7a78fd8df3973d43d120db5cbd9984c0ffef74be0cc2c
Copyright registration time
2026-06-18T03:30:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09Z
Bitcoin block
956302
Canonical record hash
sha256:cbaf0f3576bad9081d01097445eed5a1db7de8f1ded8c911bf597e2de521385b

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.