Pith Number

pith:MWUETIWN

pith:2013:MWUETIWNXOCFHQU36FCIQRPJIW

not attested not anchored not stored refs pending

The Unit-Demand Envy-Free Pricing Problem

\'Alvaro J. P. Franco, Carlos E. Ferreira, Cristina G. Fernandes, Rafael C. S. Schouery

arxiv:1310.0038 v1 · 2013-09-30 · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{MWUETIWNXOCFHQU36FCIQRPJIW}

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	2026-05-18T03:11:45.857584Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65a849a2cdbb8453c29bf1448845e94580ce8bfeaf7ad6b76b4484c1890d699b

Aliases

arxiv: 1310.0038 · arxiv_version: 1310.0038v1 · doi: 10.48550/arxiv.1310.0038 · pith_short_12: MWUETIWNXOCF · pith_short_16: MWUETIWNXOCFHQU3 · pith_short_8: MWUETIWN

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/MWUETIWNXOCFHQU36FCIQRPJIW \
  | 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: 65a849a2cdbb8453c29bf1448845e94580ce8bfeaf7ad6b76b4484c1890d699b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d3b09f161596ca01bd033b572d48da8ff68b63f73bab76f611b71f5ae3b6621",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2013-09-30T20:13:42Z",
    "title_canon_sha256": "ec87d115e0ce1c3077065734362c52054e21d644aa06baa8557306c90a468556"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0038",
    "kind": "arxiv",
    "version": 1
  }
}