ISRC USNO19536203
Verified recording
USNO19536203 is “Kleines Requiem fur eine Polka: III. Allegro - deciso assai” by Henryk Górecki,
registered on the CopyrightChains blockchain with CopyrightID
0x3b46691d53f32a47194eccd22a21c0dd7f6553ffd205db663e593489ffb06a85 and independently timestamped
in Bitcoin block 960302 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19536203.
Recording identifiers
- ISRC
- USNO19536203
- Title
- Kleines Requiem fur eine Polka: III. Allegro - deciso assai
- Artist
- Henryk Górecki
- CopyrightID (CopyrightChains transaction hash)
0x3b46691d53f32a47194eccd22a21c0dd7f6553ffd205db663e593489ffb06a85
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T20:09:33+00:00
- Bitcoin block
- 960302
- Canonical record hash
sha256:bc08c95cb134f3956fbd1d6de000f8e03b22704146e3a7e88df4e1d92ac00770- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USNO19536203
- Bitcoin block existence check
- https://blockstream.info/api/block/960302
Full record
Track page: Kleines Requiem fur eine Polka: III. Allegro - deciso assai · Machine-readable JSON-LD