Cucumber Castle

Recording identifiers

ISRC

GBA076700200

Release date of the album this recording appears on

1967-07-14

CopyrightID (CopyrightChains transaction hash)

0x9d4234e17712d32725a01be83d98b9e5cc7a29bba30924c169b1e9aa36046a0a

Copyright registration time

2026-06-09T15:47:38+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-06T01:25:57Z

Bitcoin block

956856

Canonical record hash

sha256:7940599f7c4944a320b5aac66c478a0ad98babb0df4b129c13b0b945b468a1ef

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result
• Recording evidence summary for ISRC GBA076700200

What this proof establishes

This recording was released in 1967, before generative AI. ProofProfile's catalogue derives from the pre-2022 AcousticBrainz and MusicBrainz source corpus, and 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.