Pith Number

pith:Q3SUYW5G

pith:2013:Q3SUYW5GVVNFZ3ZJEJZIKNSEZ4

not attested not anchored not stored refs pending

Maximum st-flow in directed planar graphs via shortest paths

Anna Harutyunyan, Glencora Borradaile

arxiv:1305.5823 v1 · 2013-05-24 · cs.DS · 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{Q3SUYW5GVVNFZ3ZJEJZIKNSEZ4}

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	2026-05-18T03:24:54.714338Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

86e54c5ba6ad5a5cef292272853644cf0e5e5cfc2707342054c3ce40df8fd28d

Aliases

arxiv: 1305.5823 · arxiv_version: 1305.5823v1 · doi: 10.48550/arxiv.1305.5823 · pith_short_12: Q3SUYW5GVVNF · pith_short_16: Q3SUYW5GVVNFZ3ZJ · pith_short_8: Q3SUYW5G

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/Q3SUYW5GVVNFZ3ZJEJZIKNSEZ4 \
  | 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: 86e54c5ba6ad5a5cef292272853644cf0e5e5cfc2707342054c3ce40df8fd28d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "248dc955f960fc3914e4b0c179e7cc7a6503846d216c4046a8989be4f871b43a",
    "cross_cats_sorted": [
      "cs.DM",
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-05-24T18:42:49Z",
    "title_canon_sha256": "74d90c1a23149c43092a3716a4185bebeb0b9cabbeb75d9f748744c569ef4f7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1305.5823",
    "kind": "arxiv",
    "version": 1
  }
}