So Hard To Share

Recording by John Mayall.

Recording identifiers

ISRC
USF066900080
CopyrightID (CopyrightChains transaction hash)
0x67b7caf767fc08e847c0cd8f6de934bd99a179a74e43ef85724de7552ce603f7
Copyright registration time
2026-06-08T03:13:50+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:031f1a57b4f7838b9b299f04f100a0c44cd6e77ae93f785a7e0e05262bef7ca4

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.