DIP-257 Attribute Sets and Attestation (#275)

Problem
=======
Link to GitHub Issue(s): #257 

Solution
========
Adds affordances for Attribute Sets via the Verifiable Credentials
format.
Adds three new announcement types for Attribute Sets.
Specifies DSNP compliance criteria for use of VCs, and includes DSNP
extensions for chains of trust and display of credentials.
Extends DSNP Activity Content usage to enable Attestations as
attachments.

---------

Co-authored-by: Wes Biggs <wes.biggs@amplica.io>

.spellcheckerdict.txt

@@ -1,8 +1,12 @@
-Alexa
+accreditations
 announcementType
+attributeSetType
+attributeSetTypeName
+attributeSetTypeNamespace
 Avro
 base32
 Base58
+BCP-47
 BLAKE3
 Brötli
 CalVer
@@ -13,21 +17,25 @@ changeType
 [Cc]odec('s)?
 contentAddress
 contentHash
-cryptographic
+[Cc]ryptographic
 cryptographically
+[Cc]ryptosuites
 CtxSharedSecretA
 CtxSharedSecretB
 CtxSharedSecretBob
 Curve25519
 decrypt(ed)?
 Delegator
-[Dd]eserialize(d)?
+[Dd]eserialize(d?)
+DIDs
 Diffie-Hellman
 discoverability
 [Dd]iscoverable
 DSNP
 DSNP-compatible
+dsnp-did-resolver
 DSNP-referenced
+dsnp-verifiable-credentials
 ECIES
 EdDSA
 [Ee]num(s)?
@@ -36,6 +44,7 @@ Ethereum
 Extrinsics
 fromId
 GraphEdge
+hashcode
 H265
 HBASE
 HTTPS
@@ -53,32 +62,42 @@ LibertyDSNP
 libsodium
 little-endian
 localhost
+localizable
+lookups
 Mainnet
 mdBook
 MDX
+Metaschema
 MP[34]
 MSA
 [Mm]ultibase
+[Mm]ultibase-encoded
 multicodec
+multicodec-prefixed
 [Mm]ultihash
 multihash-encoded
-multikey
+[Mm]ultikey
 NaCl
+namespaced
+non-DSNP
 objectId
 OGG
 Parachain
 parseable
 Paseo
+personhood
 PNG
 Polkadot
 Poly1305
 pre-configured
 Prepending
-Prerelease
+[Pp]rerelease
 PRId([ABs])?
 ProfileResource
+pseudonymously
 [Pp]ublicKey
 repo
+resolvers
 RFC[1-9][0-9]*
 Ristretto
 RPC
@@ -91,7 +110,9 @@ SHA-256
 SHA-512
 Stateful
 stringified
-subkey
+subjectContentHash
+subkey(s?)
+substring
 SVG
 targetAnnouncementType
 targetContentHash
@@ -103,17 +124,21 @@ UINT_8
 uncompress
 unencrypted
 [Uu]nfollow(ed)?
+unhashed
 URI
 url
 userId
 UTF-8
 v[0-9]+(\.[0-9]+)*
 vanishingly
 varint
+[Vv]erifier(s?)
+verifiability
 W3C
 WebM
 WebP
 websocket
 [Ww]hitepaper
+whitespace
 X25519
 XSalsa20

STYLEGUIDE.md

@@ -4,69 +4,122 @@ Style guide defining wording, spelling, and other details regarding how DSNP ter
 For more information about DSNP, visit [dsnp.org](https://www.dsnp.org/)
 or [DSNP on GitHub](https://github.com/LibertyDSNP/spec)
 
-## Announcement
-Uppercase A
+## General rules
+* Announcements specific to DSNP have initial caps. (i.e., Broadcast Announcement)
+* Announcement Types also have initial caps.
+* General words that aren't specific to DSNP are lowercase (i.e., announcement, batch, content hash).
+* Attribute is lowercase except when combined with an announcement or a specific DSNP set type. (i.e., Attribute Set Announcement)
+
+## Activity Content
+Uppercase A and C
+
+## announcement
+Generally all lowercase
 
 ## Announcement Type
 Uppercase A and T
 
-## Batch
-Uppercase B
+## attribute
+All lowercase
+
+## attribute sets
+All lowercase
+
+## Attribute Set Announcement
+Uppercase A, S and A
+
+## Attribute Set Type
+Uppercase A, S and T
+
+## Attribute Set Value Document
+Uppercase A, S, V and D
+
+## batch
+All lowercase
 
 ## Batch Publication
 Uppercase B and P
 
+## bloom filter
+lowercase b and f
+
+## Broadcast Announcements
+Uppercase B and A
+
 ## Code of Conduct
 Uppercase C and C
 
 ## community
 All lowercase
 
+## content announcement
+All lowercase
+
+## Content Attribute Set
+
+## content hash
+All lowercase
+
+## credential document
+All lowercase
+
 ## Decentralized Social Networking Protocol (DSNP)
 Spelled out fully first time it appears and then acronym thereafter.  Avoid preceding with the word "the" and never follow with the word "protocol".
 
 ## development community
 All lowercase
 
+## DSNP Announcements
+Uppercase DSNP and A
+
 ## DSNP public social graph
 All lowercase after acronym
 
 ## DSNP Batch Publications
 Uppercase Acronym plus uppercase B and P
 
+## DSNP content
+Uppercase acronym, lowercase c
+
 ## DSNP Content Hash
 Uppercase Acronym plus uppercase C and H
 
+## DSNP Content URI
+Uppercase D, C and URI
+
 ## DSNP graph
 Only acronym is uppercase
 
 ## DSNP Identifiers
 Uppercase Acronym plus uppercase I
 
-## DSNP Identity
-Uppercase Acronym plus Uppercase I
+## DSNP identity
+Uppercase Acronym lowercase i
 
 ## DSNP Id
-Short for DSNP Identity, Uppercase Acronym plus uppercase I
+Short for DSNP identity, Uppercase Acronym lowercase when spelled out
 
 ## DSNP Protocol Scheme
 Uppercase Acronym plus uppercase P and S
 
 ## DSNP Specification
 Uppercase DSNP and S, avoid preceding with the word "the"
 
+## DSNP user
+Uppercase DSNP and lowercase u
+
 ## DSNP User Id
 Uppercase acronym, U and I, avoid preceding with the word "the"
 
 ## DSNP User URI
 Uppercase Acronyms plus uppercase U
 
-## End User
-Uppercase E and U
-
 ##  Exclamation Marks
 Should be avoided
 
+## External Content Attributes
+Uppercase E, C and A
+
 ## Graph Change Announcements
 Uppercase G, C and A.
 Note: Graph Change Announcements and events have been migrated to use User Data Operations as of version 1.2.0. 
@@ -78,9 +131,15 @@ Note: Graph Change Announcements and events have been migrated to use User Data
 ## InterPlanetary File System (IPFS)
 Uppercase I, P, F and S. In the first instance, spell out followed by the acronym in parentheses. Use the acronym only thereafter.
 
+## issuer
+All lower case
+
 ## MUST/MUST NOT
 All Caps when defining rules for specification
 
+## on-demand credential
+Hyphenated, all lower case
+
 ## Operation
 Uppercase O when referring to spec-defined DSNP Operations
 
@@ -90,26 +149,70 @@ Always use
 ## Possessives
 Making DSNP possessive should be avoided (e.g. DSNP’s)
 
+## Profile Announcement
+Uppercase P and A
+
 ## Project Liberty
 Uppercase P and L
 
+## public key
+All lowercase
+
 ## public graph
 All lowercase
 
+## Public Key Announcement
+Uppercase P, K and A
+
 ## Reaction Announcement
 Uppercase R and A
 
 ## Record
 Uppercase R when referring to spec-defined DSNP State Change Records
 
+## Reply Announcements
+Uppercase R and A
+
+## schema
+All lowercase
+
 ## social network graph
 All lowercase
 
 ## Team
 Should not be used in context with DSNP
 
+## Tombstone Announcement
+Uppercase T and A
+
+## User Attribute Set Announcement
+Uppercase U, A, S and A
+
+## verifier
+Lowercase v
+
+## Verifiable Credential
+Uppercase V and C. Singular for one document/credential; plural when referring to the specification.
+If followed by "document", that should be lowercase.
+
+## Verifiable Credential Schema
+Uppercase V, C, S.
+If followed by "document", that should be lowercase.
+
 ## Update Announcement
 Uppercase U and A
 
+## user
+All lowercase
+
+## User Attribute Set
+Uppercase U, A and S
+
+## verifier
+All lowercase
+
 ## We/Us/Our
 Should not be used in context with Frequency
+
+## YES and no
+When describing required items, use an all caps "YES", otherwise a lowercase "no".

book.toml

@@ -17,7 +17,7 @@ preferred-dark-theme = "coal"
 [output.linkcheck]
 follow-web-links = true
 traverse-parent-directories = false
-exclude = ['en\.bitcoin\.it', 'github\.com/LibertyDSNP/spec']
+exclude = ['en\.bitcoin\.it', 'github\.com/LibertyDSNP/spec', 'w3\.org']
 
 [output.html.fold]
 enable = true