Pith Number

pith:SUXV3JFZ

pith:2013:SUXV3JFZWUAEDPG7UMHPSSMHV2

not attested not anchored not stored refs pending

On the Complexity of Making a Distinguished Vertex Minimum or Maximum Degree by Vertex Deletion

Ashwin Pananjady, N Safina Devi, Sounaka Mishra

arxiv:1312.3779 v3 · 2013-12-13 · cs.DS · cs.DM · math.OC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SUXV3JFZWUAEDPG7UMHPSSMHV2}

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	2026-05-18T03:02:20.115028Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

952f5da4b9b50041bcdfa30ef94987aea1c28023a59e9d553b2f25c2ece1aa2c

Aliases

arxiv: 1312.3779 · arxiv_version: 1312.3779v3 · doi: 10.48550/arxiv.1312.3779 · pith_short_12: SUXV3JFZWUAE · pith_short_16: SUXV3JFZWUAEDPG7 · pith_short_8: SUXV3JFZ

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/SUXV3JFZWUAEDPG7UMHPSSMHV2 \
  | 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: 952f5da4b9b50041bcdfa30ef94987aea1c28023a59e9d553b2f25c2ece1aa2c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f147e5e95fbbc851eb5414b966e49ff1be30a68eabae28475db5c33b767fe138",
    "cross_cats_sorted": [
      "cs.DM",
      "math.OC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-12-13T11:42:19Z",
    "title_canon_sha256": "035e0fd8f87d81be028f88f6d6e48b7487067b0ac572b798e06cf1c81cbb5869"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.3779",
    "kind": "arxiv",
    "version": 3
  }
}