Pith Number

pith:E2UBDEU4

pith:2003:E2UBDEU47FSPXGEGVK2QWPC4OW

not attested not anchored not stored refs pending

Short Cycles Connectivity

M. Zaversnik, V. Batagelj

arxiv:cs/0308011 v2 · 2003-08-05 · 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{E2UBDEU47FSPXGEGVK2QWPC4OW}

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	2026-05-18T03:35:54.949037Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26a811929cf964fb9886aab50b3c5c758836508dc06314b580efa563aff80110

Aliases

arxiv: cs/0308011 · arxiv_version: cs/0308011v2 · doi: 10.48550/arxiv.cs/0308011 · pith_short_12: E2UBDEU47FSP · pith_short_16: E2UBDEU47FSPXGEG · pith_short_8: E2UBDEU4

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/E2UBDEU47FSPXGEGVK2QWPC4OW \
  | 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: 26a811929cf964fb9886aab50b3c5c758836508dc06314b580efa563aff80110

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "377df448e0f30b02db94d353a6a36d74cae9da19611f3c697842f4f690f135bc",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "",
    "primary_cat": "cs.DS",
    "submitted_at": "2003-08-05T12:58:10Z",
    "title_canon_sha256": "c3ecedcc8a2068370de1310110d9d7c7659c37dd95764fb97e9cc85244f3af18"
  },
  "schema_version": "1.0",
  "source": {
    "id": "cs/0308011",
    "kind": "arxiv",
    "version": 2
  }
}