Drumpph Session, Vol. 4

Recording by Lenco.

Recording identifiers

ISRC
BXS5R2100010
CopyrightID (CopyrightChains transaction hash)
0x22b85772efc944365c693a89ff2760e081c9cfc265f1f70dbf868d551f8f1653
Copyright registration time
2026-07-07T18:58:08+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-08T03:22:41Z
Bitcoin block
957120
Canonical record hash
sha256:0a7dbbe49b84d07d6e4460d47d88e8f5ec177d6bf3e2cacaf365b975e548c9a3

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.