Four Chinese Poems: III. Vaggvisa (Lullaby)

Recording by Karl-Erik Welin.

Recording identifiers

ISRC
SEAGA1702208
CopyrightID (CopyrightChains transaction hash)
0x98afdb017e52120f882c852ef69d8a2120e1d7a933204967432f415c9288d8f8
Copyright registration time
2026-01-28T21:49:52+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:0eddb0640965d36aa55679e57728e9a3ade16fdbacbe4aa0ed2e57223ca64183

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.