Pith Number

pith:PWWZEJMX

pith:2014:PWWZEJMXJICYHYLLCU4G4Q2FZB

not attested not anchored not stored refs pending

Finding a Collective Set of Items: From Proportional Multirepresentation to Group Recommendation

Jerome Lang, Piotr Faliszewski, Piotr Skowron

arxiv:1402.3044 v2 · 2014-02-13 · cs.GT · cs.AI · cs.MA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PWWZEJMXJICYHYLLCU4G4Q2FZB}

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	2026-05-18T01:23:12.685063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dad9225974a0583e16b15386e4345c865530f4466ff999e064399a9fce67984

Aliases

arxiv: 1402.3044 · arxiv_version: 1402.3044v2 · doi: 10.48550/arxiv.1402.3044 · pith_short_12: PWWZEJMXJICY · pith_short_16: PWWZEJMXJICYHYLL · pith_short_8: PWWZEJMX

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/PWWZEJMXJICYHYLLCU4G4Q2FZB \
  | 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: 7dad9225974a0583e16b15386e4345c865530f4466ff999e064399a9fce67984

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2a4841ca13b6398708853f399302a4170f9fe079ebbf024b35c62275e159ed64",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.MA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2014-02-13T07:14:28Z",
    "title_canon_sha256": "4f0d6547cb544c7a9793d8258968c7263b04f559a4ecc50697ca55347d9bc3a2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.3044",
    "kind": "arxiv",
    "version": 2
  }
}