Pith Number

pith:WMH6CRNY

pith:2014:WMH6CRNYM5DEHQK7FOSDHMX2KM

not attested not anchored not stored refs pending

On finding orientations with fewest number of vartices with small out-degree

Kaveh Khoshkhah

arxiv:1410.8154 v1 · 2014-10-29 · 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{WMH6CRNYM5DEHQK7FOSDHMX2KM}

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	2026-05-18T02:39:00.519668Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b30fe145b8674643c15f2ba433b2fa531d91f9c63ba5c7ebf616b822d394ee7b

Aliases

arxiv: 1410.8154 · arxiv_version: 1410.8154v1 · doi: 10.48550/arxiv.1410.8154 · pith_short_12: WMH6CRNYM5DE · pith_short_16: WMH6CRNYM5DEHQK7 · pith_short_8: WMH6CRNY

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/WMH6CRNYM5DEHQK7FOSDHMX2KM \
  | 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: b30fe145b8674643c15f2ba433b2fa531d91f9c63ba5c7ebf616b822d394ee7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80e744dfba4cf622f18a20b0ef50477bf979aee86999b018f80ae133d022a727",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-10-29T20:31:33Z",
    "title_canon_sha256": "a1816b303d1b845cfc927a7106c3ccd0fc1d52db3838c4a6f71e278e61b6a450"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.8154",
    "kind": "arxiv",
    "version": 1
  }
}