Pith Number

pith:KGQCMJ5G

pith:2010:KGQCMJ5GSQGJRTV567MWDHPVU4

not attested not anchored not stored refs pending

Parameterizing by the Number of Numbers

Frances A. Rosamond, Michael R. Fellows, Serge Gaspers

arxiv:1007.2021 v4 · 2010-07-13 · cs.DS · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KGQCMJ5GSQGJRTV567MWDHPVU4}

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	2026-05-18T02:06:22.724022Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51a02627a6940c98cebdf7d9619df5a703a3cacd9ad36629e962a0a44642a73d

Aliases

arxiv: 1007.2021 · arxiv_version: 1007.2021v4 · doi: 10.48550/arxiv.1007.2021 · pith_short_12: KGQCMJ5GSQGJ · pith_short_16: KGQCMJ5GSQGJRTV5 · pith_short_8: KGQCMJ5G

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/KGQCMJ5GSQGJRTV567MWDHPVU4 \
  | 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: 51a02627a6940c98cebdf7d9619df5a703a3cacd9ad36629e962a0a44642a73d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12fbcabc8452f1c400ea8ed0a0156f1b1fb60ce0c55c46cdb7ab941856a2c327",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2010-07-13T02:20:45Z",
    "title_canon_sha256": "3d4403f2e4d08f44a26d74b4a37521811901fc714b8faeab27fcbad969dd5e6c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1007.2021",
    "kind": "arxiv",
    "version": 4
  }
}