Pith Number

pith:6Z46S2C4

pith:2014:6Z46S2C4SPW4TUIG5577N6OJA3

not attested not anchored not stored refs pending

Weighted Efficient Domination for $(P_5+kP_2)$-Free Graphs in Polynomial Time

Andreas Brandstadt, Vassilis Giakoumakis

arxiv:1407.4593 v1 · 2014-07-17 · 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{6Z46S2C4SPW4TUIG5577N6OJA3}

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	2026-05-18T02:47:23.680982Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f679e9685c93edc9d106ef7ff6f9c906e1ba412fb0e760e91b064c3d3288f136

Aliases

arxiv: 1407.4593 · arxiv_version: 1407.4593v1 · doi: 10.48550/arxiv.1407.4593 · pith_short_12: 6Z46S2C4SPW4 · pith_short_16: 6Z46S2C4SPW4TUIG · pith_short_8: 6Z46S2C4

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/6Z46S2C4SPW4TUIG5577N6OJA3 \
  | 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: f679e9685c93edc9d106ef7ff6f9c906e1ba412fb0e760e91b064c3d3288f136

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "520f3f11a9761446252b46bc846fa71a5262b9adc57cffbfd0d47b6c78441dd1",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2014-07-17T08:11:57Z",
    "title_canon_sha256": "5ef8a8d03721dedee14682ae4e6594d0cf8aaebe9c6f952880e04b1637382620"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4593",
    "kind": "arxiv",
    "version": 1
  }
}