Pith Number

pith:JOKSGGVM

pith:2014:JOKSGGVMZA45DNOQNTUJOJ5SVL

not attested not anchored not stored refs pending

Signed graph embedding: when everybody can sit closer to friends than enemies

Anne-Marie Kermarrec, Christopher Thraves

arxiv:1405.5023 v1 · 2014-05-20 · cs.DM · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JOKSGGVMZA45DNOQNTUJOJ5SVL}

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	2026-05-18T02:51:32.320956Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b95231aacc839d1b5d06ce89727b2aaea3b8621f3ca296fdf93ccacc3515d9e

Aliases

arxiv: 1405.5023 · arxiv_version: 1405.5023v1 · doi: 10.48550/arxiv.1405.5023 · pith_short_12: JOKSGGVMZA45 · pith_short_16: JOKSGGVMZA45DNOQ · pith_short_8: JOKSGGVM

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/JOKSGGVMZA45DNOQNTUJOJ5SVL \
  | 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: 4b95231aacc839d1b5d06ce89727b2aaea3b8621f3ca296fdf93ccacc3515d9e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a5106e3e769b20afb9bfca76faf381bafe0e485a9941370304182bc3fdba35cc",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-05-20T10:23:40Z",
    "title_canon_sha256": "067d4b408ca74e37b59703b6bcc8c29cda1931ebc6ec1e2701d327634aa98b45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.5023",
    "kind": "arxiv",
    "version": 1
  }
}