Pith Number

pith:AI3L77GV

pith:2023:AI3L77GVSC7JC2PAWENGUPSJA5

not attested not anchored not stored refs pending

Threat Models over Space and Time: A Case Study of E2EE Messaging Applications

Awais Rashid, Jenny Blessing, Joseph Gardiner, Maria Sameen, Nicholas Boucher, Partha Das Chowdhury, Ross Anderson, Tom Burrows

arxiv:2301.05653 v2 · 2023-01-13 · cs.CR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AI3L77GVSC7JC2PAWENGUPSJA5}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T06:14:39.597465Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0236bffcd590be9169e0b11a6a3e4907408b51ba67208b5b83b415f10f584489

Aliases

arxiv: 2301.05653 · arxiv_version: 2301.05653v2 · doi: 10.48550/arxiv.2301.05653 · pith_short_12: AI3L77GVSC7J · pith_short_16: AI3L77GVSC7JC2PA · pith_short_8: AI3L77GV

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/AI3L77GVSC7JC2PAWENGUPSJA5 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 0236bffcd590be9169e0b11a6a3e4907408b51ba67208b5b83b415f10f584489

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dac7776dcab991e51bc36c2eb577c80dd395b156d2e3ef2e835955abaaf28a01",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CR",
    "submitted_at": "2023-01-13T16:50:31Z",
    "title_canon_sha256": "c16f970c09d62c492d7d83d0a24ccdf809f8586fadbd4cfa171697af1e503215"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.05653",
    "kind": "arxiv",
    "version": 2
  }
}