Table 6 Summary of traceability evaluation results.

From: Blockchain-enabled traceability evaluation framework for mineral resource development and utilization: a fuzzy comprehensive assessment approach

First-tier

Indicator

Weight

Score

Second-tier Indicator

Weight

Score

Grade

Traceability breadth (A1)

0.23

82.6

Lifecycle coverage (B1)

0.55

85.3

Good

Stakeholder inclusion (B2)

0.45

79.4

Good

Traceability depth (A2)

0.18

76.8

Information granularity (B3)

0.48

74.2

Good

Historical retrievability (B4)

0.52

79.1

Good

Traceability precision (A3)

0.21

71.4

Location accuracy (B5)

0.46

68.5

Moderate

Quantity accuracy (B6)

0.54

73.8

Good

Traceability timeliness (A4)

0.16

84.7

Update frequency (B7)

0.42

82.3

Good

Query latency (B8)

0.58

86.5

Excellent

Data credibility (A5)

0.22

88.3

Source authenticity (B9)

0.38

91.2

Excellent

Consistency level (B10)

0.35

86.7

Excellent

Tamper resistance (B11)

0.27

85.4

Good