ISRC DEF057501405
Verified recording
DEF057501405 is “Treemonisha / Act one: No. 2 The bag of luck” by Scott Joplin,
registered on the CopyrightChains blockchain with CopyrightID
0x306d0688dc380839c6cd51fed180cad3c4d6b43c445402ba12b13cefd27568d5 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/DEF057501405.
Recording identifiers
- ISRC
- DEF057501405
- Title
- Treemonisha / Act one: No. 2 The bag of luck
- Artist
- Scott Joplin
- CopyrightID (CopyrightChains transaction hash)
0x306d0688dc380839c6cd51fed180cad3c4d6b43c445402ba12b13cefd27568d5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e4b095c6166c6eb1e50d5b7d4e26f84006f493a921c1a57eca67cfcc69cdff53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057501405
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Treemonisha / Act one: No. 2 The bag of luck · Machine-readable JSON-LD