Pith Number

pith:PX7PFIOS

pith:2015:PX7PFIOSOJG3SDFLYESCWDJGVG

not attested not anchored not stored refs pending

Strong Connectivity in Directed Graphs under Failures, with Application

Giuseppe F. Italiano, Loukas Georgiadis, Nikos Parotsidis

arxiv:1511.02913 v2 · 2015-11-09 · cs.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PX7PFIOSOJG3SDFLYESCWDJGVG}

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	2026-05-17T23:46:55.936049Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7dfef2a1d2724db90cabc1242b0d26a9812ddf8c8256de7f1d49f1fa1d9cd174

Aliases

arxiv: 1511.02913 · arxiv_version: 1511.02913v2 · doi: 10.48550/arxiv.1511.02913 · pith_short_12: PX7PFIOSOJG3 · pith_short_16: PX7PFIOSOJG3SDFL · pith_short_8: PX7PFIOS

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/PX7PFIOSOJG3SDFLYESCWDJGVG \
  | 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: 7dfef2a1d2724db90cabc1242b0d26a9812ddf8c8256de7f1d49f1fa1d9cd174

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9d8cb5f6854da2d349e5d24e9d71de9f4a205f9a04330939f818b24c4952cffd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2015-11-09T22:20:08Z",
    "title_canon_sha256": "8b0c2a31217373783b03671bbb68f8a63ba313ff5173dc0c131b6c50343017a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.02913",
    "kind": "arxiv",
    "version": 2
  }
}