The Roundish Widow

Recording by Kurt Heinecke.

Recording identifiers

ISRC
USQX92403258
CopyrightID (CopyrightChains transaction hash)
0x789ddc0cb396e08764d9f6d49d38c9432e3373b6667b2969424ed05eaf5e3764
Copyright registration time
2026-07-06T07:07:30+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:60c4dfb00c7eef4b364c959d2423a2424ff02d64cc34661ce559b05e2c6211bf

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.