ISRC DEA807200704
Verified recording
DEA807200704 is “Bach, JS: Weinen, Klagen, Sorgen, Zagen, BWV 12: No. 4, Aria. "Kreuz und Krone sind verbunden"” by Johann Sebastian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x5e1df5a46137cc421c14e2a97e19b330f328fa08579469ea1f99030a1d288dca and independently timestamped
in Bitcoin block 960276 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA807200704.
Recording identifiers
- ISRC
- DEA807200704
- Title
- Bach, JS: Weinen, Klagen, Sorgen, Zagen, BWV 12: No. 4, Aria. "Kreuz und Krone sind verbunden"
- Artist
- Johann Sebastian Bach
- CopyrightID (CopyrightChains transaction hash)
0x5e1df5a46137cc421c14e2a97e19b330f328fa08579469ea1f99030a1d288dca
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T16:01:17+00:00
- Bitcoin block
- 960276
- Canonical record hash
sha256:8eaa95ed9213522072e2bc0109d81b9f6b7aae779dff8918c781e130dfcc9b64- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEA807200704
- Bitcoin block existence check
- https://blockstream.info/api/block/960276
Full record
Track page: Bach, JS: Weinen, Klagen, Sorgen, Zagen, BWV 12: No. 4, Aria. "Kreuz und Krone sind verbunden" · Machine-readable JSON-LD