# kaal:claim:3931933-019

**Claim.** Despite its shortcomings the 2021 Casper testnet fulfilled its purpose, providing a test bed for dApp developers and testing node software upgrades before deployment on the Casper mainnet.

**Type.** empirical  **Support.** argued

**Holds when.**

- 2021 Casper testnet

**Source quote.**

> Nevertheless, the 2021 Casper testnet fulfilled its purpose. It provided a test bed for dApp developers on Casper mainnet, and tested the node software upgrades before they were deployed on the Casper mainnet.

**From.** Wulf A. Kaal, *Hybrid Secure Proof of Stake* (2021), Testnets as remedies to platform centralization, page 5

**Cite as.** Wulf A. Kaal, Hybrid Secure Proof of Stake (2021). SSRN: https://ssrn.com/abstract=3931933

**Verify.** sha256 of source PDF `55a71cdfceb96fadefba1f2fed9563b588825378c91aff644ee7faaccdf31204` at https://raw.githubusercontent.com/wulfkaal/Academic-Papers/main/papers/pdf/Kaal%20-%202021%20-%20Hybrid%20Secure%20Proof%20of%20Stake.pdf

**Topics.** open-source-and-code

**Keywords.** casper-network, testnet, software-upgrades, dapp-development, network-stability

**Canonical form.** This markdown file is the canonical hashed representation of the claim. Its sha256 is the content hash used for attestation.