Penumbra

Recording by Tuva Lindelöf.

Recording identifiers

ISRC
SE69Z2434201
CopyrightID (CopyrightChains transaction hash)
0xf02c5e315af8fef050638535a45e186ad486527e354ad5d47474cb2367a84883
Copyright registration time
2026-06-22T11:07:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:a74ad115769190a7d21595d343260e1d3254f483427c87a36c7ae2a7e824105e

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.