ISRC CH1262306819
Verified recording
CH1262306819 is “Johannes-Passion BWV 245: 13. Aria "Ach, mein Sinn"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xc572d2ff51f670b2f4a3040e3fbfa1f502dd3d44fe4a04d118286fd83588824d and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1262306819.
Recording identifiers
- ISRC
- CH1262306819
- Title
- Johannes-Passion BWV 245: 13. Aria "Ach, mein Sinn"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0xc572d2ff51f670b2f4a3040e3fbfa1f502dd3d44fe4a04d118286fd83588824d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:df3895f1843fd98ca112ba8d94c88146eb110898bfa0cbbae761282d05644721- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1262306819
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Johannes-Passion BWV 245: 13. Aria "Ach, mein Sinn" · Machine-readable JSON-LD