ISRC DEF057901321
Verified recording
DEF057901321 is “Horn Concerto No. 1 in D Major, K. 412: I. Allegro” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb8a30bace2270e637cb7afa70770f9087a839678c3e98cb1e1d611b29659cd8a and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901321.
Recording identifiers
- ISRC
- DEF057901321
- Title
- Horn Concerto No. 1 in D Major, K. 412: I. Allegro
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb8a30bace2270e637cb7afa70770f9087a839678c3e98cb1e1d611b29659cd8a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:63d16fc822f5f3014adcf36e5cc2bccb815d268fc7cb7b74461cee593b6dc391- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057901321
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Horn Concerto No. 1 in D Major, K. 412: I. Allegro · Machine-readable JSON-LD