ISRC DEF057330222
Verified recording
DEF057330222 is “Der Freischütz, J. 277, Act I: Kamerad!” by Carl Maria von Weber,
registered on the CopyrightChains blockchain with CopyrightID
0x98668c04f263a03f24d40cbd4cc5c1f9e1e5f1eb81807195b7b5ee10eac4eac9 and independently timestamped
in Bitcoin block 959128 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330222.
Recording identifiers
- ISRC
- DEF057330222
- Title
- Der Freischütz, J. 277, Act I: Kamerad!
- Artist
- Carl Maria von Weber
- CopyrightID (CopyrightChains transaction hash)
0x98668c04f263a03f24d40cbd4cc5c1f9e1e5f1eb81807195b7b5ee10eac4eac9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T12:33:25+00:00
- Bitcoin block
- 959128
- Canonical record hash
sha256:a48db13852f81292de969d913076a3f58eaecb3bd63086ea21cf1eda50e334ad- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057330222
- Bitcoin block existence check
- https://blockstream.info/api/block/959128
Full record
Track page: Der Freischütz, J. 277, Act I: Kamerad! · Machine-readable JSON-LD