For All We Know

Recording by Johnny Hartman.

Recording identifiers

ISRC
QM6XS1575208
CopyrightID (CopyrightChains transaction hash)
0x7d7e1e09317371f60d59c7e0ce144f1d7c5c8d237c41d055a5d6690f2de4e6ab
Copyright registration time
2026-06-09T23:29:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:4713a1ab3f14d214b85da86ca089e1ac089ad90344536e14e80a8a775e69924e

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.