等邊三角

Recording by Yida Huang.

Recording identifiers

ISRC
TWA470416011
CopyrightID (CopyrightChains transaction hash)
0x4a4f31e3cd450d7f3f5581230ce88d632b0e757255ac806ae3c709c487616f2f
Copyright registration time
2026-07-31T02:56:49+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T03:15:04Z
Bitcoin block
960340
Canonical record hash
sha256:8b45a129cbee534bc0743ee6d3c25109af643871e153cad839f9df785d498e28

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.