Winter Song

Recording by Isyana Sarasvati.

Recording identifiers

ISRC
IDAC51700061
CopyrightID (CopyrightChains transaction hash)
0xe57a33bc30f5d40d963cce4215f8dfc03f787fe4f0217e15c0fa7780a5ec8fe4
Copyright registration time
2026-06-05T17:04:19+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-06-13T12:47:07Z
Bitcoin block
953513
Canonical record hash
sha256:143717649e33dab7dbddb24f00572626bd2820b3552705cc148d59f04f7f988b

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.