Pith Number

pith:2V4YUDI3

pith:2018:2V4YUDI3WGKH7JKQLGT2KL4GAA

not attested not anchored not stored refs pending

Exploiting Weak Supermodularity for Coalition-Proof Mechanisms

Maryam Kamgarpour, Orcun Karaca

arxiv:1803.11030 v2 · 2018-03-29 · cs.GT · math.OC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2V4YUDI3WGKH7JKQLGT2KL4GAA}

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	2026-05-18T00:00:08.689569Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d5798a0d1bb1947fa55059a7a52f860019d99e9b60f9de9445f663e8e7136c47

Aliases

arxiv: 1803.11030 · arxiv_version: 1803.11030v2 · doi: 10.48550/arxiv.1803.11030 · pith_short_12: 2V4YUDI3WGKH · pith_short_16: 2V4YUDI3WGKH7JKQ · pith_short_8: 2V4YUDI3

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/2V4YUDI3WGKH7JKQLGT2KL4GAA \
  | 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: d5798a0d1bb1947fa55059a7a52f860019d99e9b60f9de9445f663e8e7136c47

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7e60ca1af2da2087b4718ed801c2884eaa84b6ba82bcf65f30007503bb675036",
    "cross_cats_sorted": [
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2018-03-29T12:29:51Z",
    "title_canon_sha256": "60c9ca3dbb57452135c972cd46f9b70a3058b9befd899fdf0c8f20ef69e95cf6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.11030",
    "kind": "arxiv",
    "version": 2
  }
}