Leszek Ma En a Tied

Recording by Quimby.

Recording identifiers

ISRC
HUA181015010
CopyrightID (CopyrightChains transaction hash)
0xedfb35b2e2b8c476afbeab92d7b7489aff9be9fc13ea05271cf3c3ac45904bc8
Copyright registration time
2026-06-26T07:37:58+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:40b849a26fe7bab3884631e6a917f339f01576e45c19a00e6ae1b32c3e9d42f1

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.