Silk thread

Recording by 花たん.

Recording identifiers

ISRC
JPW561804217
CopyrightID (CopyrightChains transaction hash)
0x4d0bfd5fd9e917f9013da3c3915edd63d1e02ce7d7c02dda85a355732b285059
Copyright registration time
2026-08-01T03:22:47+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-08-01T03:41:24Z
Bitcoin block
960503
Canonical record hash
sha256:54b23d1223e94bbf9967eedc5b786c0a5b2d4e9b536ecc81f4b9b1463ec00fa4

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.