いのちの歌

Recording by Tomotaka Okamoto.

Recording identifiers

ISRC
JPPO01620197
CopyrightID (CopyrightChains transaction hash)
0x7a88a111472736942383783a783f769bfce19b55c5199c1f8fda1331980d552c
Copyright registration time
2026-07-31T02:45:59+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-31T03:13:37Z
Bitcoin block
960339
Canonical record hash
sha256:63f77834f4fbd17cf97ea875abef8621c9f555ab1940704b18d5d0538d5786d2

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.