ISRC CH9211100301
Verified recording
CH9211100301 is “Kantate zum 1. Sonntag nach Trinitatis, BWV 20 "O Ewigkeit, du Donnerwort": X. Arie. "O Menschenkind, hör auf geschwind" (Duett Altus, Tenor)” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xe2459a6c697b5609370293181d6c59aa3e18cfca8b5843f29ae10d3740ba6b76 and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH9211100301.
Recording identifiers
- ISRC
- CH9211100301
- Title
- Kantate zum 1. Sonntag nach Trinitatis, BWV 20 "O Ewigkeit, du Donnerwort": X. Arie. "O Menschenkind, hör auf geschwind" (Duett Altus, Tenor)
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xe2459a6c697b5609370293181d6c59aa3e18cfca8b5843f29ae10d3740ba6b76
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:880959f6fb5747ae446f8a78ab1c05c1afbe365836a8925a1933052d4db15425- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH9211100301
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Kantate zum 1. Sonntag nach Trinitatis, BWV 20 "O Ewigkeit, du Donnerwort": X. Arie. "O Menschenkind, hör auf geschwind" (Duett Altus, Tenor) · Machine-readable JSON-LD