MassTech

erDiagram
COLLECTION }|--|| PARTICIPANT : has
COLLECTION ||--|{ SHARES : contains
COLLECTION {
string _id
string title
string description
string state
string prime
string publicKey
int threshold
string projectId
timestamp createdAt
string createdBy
timestamp lastClosedAt
timestamp lastOpenedAt
}
PARTICIPANT ||--|{ SHARES : has
PARTICIPANT {
string _id
string collectionId
timestamp createdAt
json metadata
}
SHARES ||--|{ SHARE : consists_of
SHARES {
string _id
string participantId
string collectionId
string name
timestamp createdAt
share[] shares
json metadata
}
SHARE {
string x
string y
string type
}

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Table: COLLECTION

Name of the Field	Data Type	Description
_id	string	Automatically given
title	string	A title for the collection (e.g., BWWC's gender-wise wage gap)
description	string	What this collection is for
state	string	Either "open", "closed", or "paused"
prime	string	Prime = Field size for cryptography
publicKey	string	Public key for de-/encryption
threshold	number	The threshold for the minimum submission requirement to preserve security
projectId	string	Identifies which project this collection is for and links with the auth service
createdAt	timestamp	-
createdBy	string	-
lastClosedAt	timestamp	-
lastOpenedAt	timestamp	-

Table: PARTICIPANT

Name of the Field	Data Type	Description
_id	string	Automatically given
collectionId	string	Identifier to link to which collection this participation belongs
createdAt	timestamp	-
metadata	json	BWWC Example: ({ industry: "healthcare", size: "large" })

Table: SHARES

Name of the Field	Data Type	Description
_id	string	Automatically given
participantId	string	Identifier to link with participants whose data is encrypted in these shares
collectionId	string	Identifier to link with Collection for these shares
name	string	Unique name for the set of shares e.g., hispanic_female_executive
createdAt	timestamp	-
shares	list	List of shares
metadata	json	BWWC Example: ({ gender: "female", position: "executive" })

Table: SHARE (not a db table)

Name of the Field	Data Type	Description
x	string	-
y	string	-
type	string	encrypted/unencrypted