引忘川

Recording by 杨秉音.

Recording identifiers

ISRC
HKD012293224
CopyrightID (CopyrightChains transaction hash)
0x034db308a57f491d5fd5a1c76097b9021d1310932cf7d5eec168b5dcfae20875
Copyright registration time
2026-06-10T14:22:17+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09Z
Bitcoin block
953520
Canonical record hash
sha256:aca9958ce7e89cffb68a945b5023ad9e37d6ec6518b433322cf3107727f5e216

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.