Pith Number

pith:DG3MXBZ4

pith:2015:DG3MXBZ4NMSY7ZVIZVIRQEHXZO

not attested not anchored not stored refs pending

On the maximum density of fixed strongly connected subtournaments

Cristiane M. Sato, Leonardo N. Coregliano, Roberto F. Parente

arxiv:1505.05200 v2 · 2015-05-19 · math.CO · 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{DG3MXBZ4NMSY7ZVIZVIRQEHXZO}

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	2026-05-18T01:33:32.105123Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

19b6cb873c6b258fe6a8cd511810f7cbac4129d05581778e01159a305bc4c8e7

Aliases

arxiv: 1505.05200 · arxiv_version: 1505.05200v2 · doi: 10.48550/arxiv.1505.05200 · pith_short_12: DG3MXBZ4NMSY · pith_short_16: DG3MXBZ4NMSY7ZVI · pith_short_8: DG3MXBZ4

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/DG3MXBZ4NMSY7ZVIZVIRQEHXZO \
  | 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: 19b6cb873c6b258fe6a8cd511810f7cbac4129d05581778e01159a305bc4c8e7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ad6f9f99b329c9c83b0d0b5446cf6f8325a228fde6dea068699d1c0afab498d4",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2015-05-19T21:55:26Z",
    "title_canon_sha256": "7761b37dd1d918dc02ea654d5b4fc68dd4813e4a0bb661799bceec9847bff002"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.05200",
    "kind": "arxiv",
    "version": 2
  }
}