Sorrows

Recording by Ayumi Hamasaki.

Recording identifiers

ISRC
JPB601502830
CopyrightID (CopyrightChains transaction hash)
0x4436c4ad13ab85c68de8ef37d3efcb3ad4d9bd5cef1f74d6cb0b4ffda83b8b26
Copyright registration time
2026-07-03T10:42:13+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-06T01:25:57Z
Bitcoin block
956856
Canonical record hash
sha256:ae209a88edfa155b894e263a3433e6579e023d12252fcc7658b73bf8f1d52e2c

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.