ISRC USSK30519630
Verified recording
USSK30519630 is “What a Piece of Work Is Man” by Darius de Haas,
registered on the CopyrightChains blockchain with CopyrightID
0x073bd0a5d2bc3ef0a7ac365ae7912e441e9325214ad774f7182529dbf9813f1f 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/USSK30519630.
Recording identifiers
- ISRC
- USSK30519630
- Title
- What a Piece of Work Is Man
- Artist
- Darius de Haas
- CopyrightID (CopyrightChains transaction hash)
0x073bd0a5d2bc3ef0a7ac365ae7912e441e9325214ad774f7182529dbf9813f1f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:df05c7347abd425d721172ae8c1bacb44432e6560334a17776607628849483b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSK30519630
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: What a Piece of Work Is Man · Machine-readable JSON-LD