If Only for a Day

Recording by Urs Wiesendanger.

Recording identifiers

ISRC
CHA911400080
CopyrightID (CopyrightChains transaction hash)
0x211d6b503e54972f5958aaf81dce130ee2844351c757726a4d36ba782c0eb6ce
Copyright registration time
2026-06-26T03:56:02+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T03:55:08Z
Bitcoin block
956304
Canonical record hash
sha256:4c3f66fcb60faead5d5aa6f3eb75ad0490697018eea2dd1a57602dc6072c2738

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.