ISRC CH9211100299
Verified recording
CH9211100299 is “Kantate zum 1. Sonntag nach Trinitatis, BWV 20 "O Ewigkeit, du Donnerwort": VIII. Arie. "Wacht auf, wacht auf, verloren Schafe" (Bass)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x8f3e07b278fd73da4c5da0808c311e94c33434f6bfbefb867b0cb010e8b08a2c and independently timestamped
in Bitcoin block 960489 on 2026-08-01.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH9211100299.
Recording identifiers
- ISRC
- CH9211100299
- Title
- Kantate zum 1. Sonntag nach Trinitatis, BWV 20 "O Ewigkeit, du Donnerwort": VIII. Arie. "Wacht auf, wacht auf, verloren Schafe" (Bass)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x8f3e07b278fd73da4c5da0808c311e94c33434f6bfbefb867b0cb010e8b08a2c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-08-01T00:40:43+00:00
- Bitcoin block
- 960489
- Canonical record hash
sha256:2130f0b255cda7e75ef40ca15b47169dce6f21b498de6c4707204599d3daf488- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH9211100299
- Bitcoin block existence check
- https://blockstream.info/api/block/960489
Full record
Track page: Kantate zum 1. Sonntag nach Trinitatis, BWV 20 "O Ewigkeit, du Donnerwort": VIII. Arie. "Wacht auf, wacht auf, verloren Schafe" (Bass) · Machine-readable JSON-LD