Co-sign

Recording by PPlin 林芃逸.

Recording identifiers

ISRC
TWCC32310448
CopyrightID (CopyrightChains transaction hash)
0x07580bb7d25fcd6c2d8ba3e7d015f5abaaf91a6a273da7efc6d39ef12168123c
Copyright registration time
2026-06-06T13:58:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:53:06Z
Bitcoin block
953515
Canonical record hash
sha256:c6800c3eff5ebd0a4ca467e05c94d17b779faccaa4ceca4bac1e93f3760ffd4b

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.