ISRC ATF068003700

Verified recording

ATF068003700 is “Bitter” by Ludwig Hirsch, registered on the CopyrightChains blockchain with CopyrightID 0x651ad8d270ca9e1b4fd672d7e6b870275751c703457068c97980b40926fd08fc and independently timestamped in Bitcoin block 960117 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATF068003700.

Recording identifiers

ISRC
ATF068003700
Title
Bitter
Artist
Ludwig Hirsch
CopyrightID (CopyrightChains transaction hash)
0x651ad8d270ca9e1b4fd672d7e6b870275751c703457068c97980b40926fd08fc

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T14:28:24+00:00
Bitcoin block
960117
Canonical record hash
sha256:6051a8461c097543855d44a6183372743de1de3edc166694affd37e963fc619e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ATF068003700
Bitcoin block existence check
https://blockstream.info/api/block/960117

Full record

Track page: Bitter · Machine-readable JSON-LD