练功

Recording by ATM Hanson.

Recording identifiers

ISRC
DGA0T2436607
CopyrightID (CopyrightChains transaction hash)
0x7603db04b82597076777bad6bb6183efc1943d742ce72754b46f82b6f017015a
Copyright registration time
2026-07-29T18:09:29+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34Z
Bitcoin block
960138
Canonical record hash
sha256:4670af816d2c81ea94846d4bac37d8ceaadf58a7fdd64a8c4853d73dea42d121

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.