棉花糖(網路劇《等等啊我的青春》插曲)

Recording identifiers

ISRC

TWCT51718377

CopyrightID (CopyrightChains transaction hash)

0x8255ba5e24af9ab641d85b3c4d6ac00cf502a9f6ee2eb69b24b52ca394aab688

Copyright registration time

2026-07-07T17:05:51+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp

2026-07-08T08:56:20Z

Bitcoin block

957145

Canonical record hash

sha256:42a9d074f9c6337c2ff0a8e585634ea791cb75749b5c51ac4cda150726b93e71

• Verify the CopyrightID on CopyrightChains
• Verify the Bitcoin block independently
• Read the machine-verifiable OTS result

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.