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Fueling · Draft

Blockchain in Global Supply Chains

Global supply chains span dozens of intermediaries, and a single shipment can generate hundreds of documents that no one party fully controls.

Distributed ledgers give every participant the same tamper-evident record. In Walmart's pilot with IBM, tracing a mango's origin took nearly 7 days before the ledger — and just 2.2 seconds after.

Before ledger After ledger
3.1d
1.2s
2.4d
0.8s
1.4d
0.2s
FarmPortStore
Figure 1 — Time to trace origin by stage: before vs. after the shared ledger

Skeptics point to energy costs and integration overhead — but permissioned networks sidestep most of both, as the next section shows.

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What you actually get

Four things an AI chatbot can't do.

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Sample outputECON 142 · Blockchain in Global Supply Chains: Transparency Gains and Adoption Barriers

Same paragraph. One of them sounds like software.

7 rewrites suggested across your draft · you approve each one

Generic AI output

In today's rapidly evolving global landscape, blockchain technology has emerged as a transformative force that is fundamentally reshaping supply chain management. Moreover, it is important to note that this technology offers numerous benefits, including enhanced transparency, improved traceability, and increased operational efficiency.

Your voice

Blockchain gets pitched as a fix for supply chain opacity, but the case is narrower than that. Where it has worked — Maersk's TradeLens, Walmart's mango pilot — the gain was traceability, not efficiency. Both still depended on suppliers typing accurate data in at the source, which is exactly the part a ledger cannot enforce.

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  1. Step 01

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