ISRC ITBZ82100830
Verified recording
ITBZ82100830 is “Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 11, Wer nur den lieben Gott lässt walten, BWV 691” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x3ff3cec20c9911fc71213f2acdd5d1b5b11c9c79984d35b1b47bb276ccd28d63 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ82100830.
Recording identifiers
- ISRC
- ITBZ82100830
- Title
- Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 11, Wer nur den lieben Gott lässt walten, BWV 691
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x3ff3cec20c9911fc71213f2acdd5d1b5b11c9c79984d35b1b47bb276ccd28d63
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:2d1396e8eafffd45150f904be18e382314338fa1b3da2f98a3f4185b7fb83ccc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITBZ82100830
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Notebook for Anna Magdalena Bach (1725) [Excerpts]: No. 11, Wer nur den lieben Gott lässt walten, BWV 691 · Machine-readable JSON-LD