Pith Number

pith:UHGGQQOM

pith:2013:UHGGQQOMHGIIWYAMVMCSVG5SXX

not attested not anchored not stored refs pending

Achieving Fully Proportional Representation is Easy in Practice

Arkadii Slinko, Piotr Faliszewski, Piotr Skowron

arxiv:1301.6400 v1 · 2013-01-27 · cs.MA · 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{UHGGQQOMHGIIWYAMVMCSVG5SXX}

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	2026-05-18T03:35:15.498138Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a1cc6841cc39908b600cab052a9bb2bdd851595d2cfcdddc8c7b5b83edb040a2

Aliases

arxiv: 1301.6400 · arxiv_version: 1301.6400v1 · doi: 10.48550/arxiv.1301.6400 · pith_short_12: UHGGQQOMHGII · pith_short_16: UHGGQQOMHGIIWYAM · pith_short_8: UHGGQQOM

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/UHGGQQOMHGIIWYAMVMCSVG5SXX \
  | 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: a1cc6841cc39908b600cab052a9bb2bdd851595d2cfcdddc8c7b5b83edb040a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98ef172c46da823ab02642ecce72ec998c9b28f9f12b6ba3b49f697d8f0af05b",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MA",
    "submitted_at": "2013-01-27T20:54:07Z",
    "title_canon_sha256": "4789feb97ea0f802f9d3fba16cf27c32e1ccaa63bbc0151f287a7a7d14e55acc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6400",
    "kind": "arxiv",
    "version": 1
  }
}