Two Short Planks

Recording by Ian Anderson.

Recording identifiers

ISRC
USA371006724
CopyrightID (CopyrightChains transaction hash)
0x7593e21606498e65d2f85410b18492a31c21b39d39c78051bf2ca9850dba8c96
Copyright registration time
2026-07-06T08:09:37+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-07T18:39:05Z
Bitcoin block
957073
Canonical record hash
sha256:b05f8551c540e158bd4fcd4416bfad6d8d9b6af1eb9ec75e78a4a90d41ad87a1

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.