Pith Number

pith:NZZ2VOHK

pith:2014:NZZ2VOHK54OK2HCYRYUXS7Q6GC

not attested not anchored not stored refs pending

Nowhere-zero flows on signed eulerian graphs

Edita M\'a\v{c}ajov\'a, Martin \v{S}koviera

arxiv:1408.1703 v2 · 2014-08-07 · 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{NZZ2VOHK54OK2HCYRYUXS7Q6GC}

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	2026-05-18T01:11:38.832507Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e73aab8eaef1cad1c588e29797e1e309878f184ab65ae45ce6164294bd06617

Aliases

arxiv: 1408.1703 · arxiv_version: 1408.1703v2 · doi: 10.48550/arxiv.1408.1703 · pith_short_12: NZZ2VOHK54OK · pith_short_16: NZZ2VOHK54OK2HCY · pith_short_8: NZZ2VOHK

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/NZZ2VOHK54OK2HCYRYUXS7Q6GC \
  | 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: 6e73aab8eaef1cad1c588e29797e1e309878f184ab65ae45ce6164294bd06617

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9312a17c602a4ca61b0bc8bf8e8d89e629344be012ed3b5ee3e0aed0c6693852",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2014-08-07T20:07:50Z",
    "title_canon_sha256": "47ffd90970e2cd0176385f80f2a538481afb95b783a48e17e01f8da799fe4fd8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.1703",
    "kind": "arxiv",
    "version": 2
  }
}