Kashmir / Four Seasons

Recording by John Bonham.

Recording identifiers

ISRC
US23M1400009
CopyrightID (CopyrightChains transaction hash)
0x84389f726d5b266bf9f4e4d8736f6e6752e999d034e7c222f49bd0f9ce9c655b
Copyright registration time
2026-07-07T02:29:21+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:20:19Z
Bitcoin block
957118
Canonical record hash
sha256:c7ac1f92b53b40fe13f897e770a77f93d56c46675badf4f1f8e4ddd9131a6f92

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.