Pith Number

pith:2SLJBOST

pith:2013:2SLJBOSTQYEG3U767I27OFSWMG

not attested not anchored not stored refs pending

On the matrix sequence $\{\Gamma(A^m)\}_{m=1}^\infty$ for a Boolean matrix $A$ whose digraph is linearly connected

Jihoon Choi, Suh-Ryung Kim

arxiv:1307.3881 v1 · 2013-07-15 · 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{2SLJBOSTQYEG3U767I27OFSWMG}

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	2026-05-18T03:18:27.557703Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d49690ba5386086dd3fefa35f7165661828b507da5839448864a53961d70ca79

Aliases

arxiv: 1307.3881 · arxiv_version: 1307.3881v1 · doi: 10.48550/arxiv.1307.3881 · pith_short_12: 2SLJBOSTQYEG · pith_short_16: 2SLJBOSTQYEG3U76 · pith_short_8: 2SLJBOST

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/2SLJBOSTQYEG3U767I27OFSWMG \
  | 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: d49690ba5386086dd3fefa35f7165661828b507da5839448864a53961d70ca79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "10fb8b2914642ef0df33a8f835887d17ea4f61f056539749d3ea8b39534fb151",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2013-07-15T10:43:11Z",
    "title_canon_sha256": "704e83d7dab6af6a9afaaa87cf58185632f1354530b74b3bdfc5eaa9b84a1a7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.3881",
    "kind": "arxiv",
    "version": 1
  }
}