Pith Number

pith:4FFP3DUM

pith:2017:4FFP3DUME56YHYFEWRYKUM2BAU

not attested not anchored not stored refs pending

Determinant-Preserving Sparsification of SDDM Matrices with Applications to Counting and Sampling Spanning Trees

Anup B. Rao, David Durfee, John Peebles, Richard Peng

arxiv:1705.00985 v1 · 2017-05-02 · 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{4FFP3DUME56YHYFEWRYKUM2BAU}

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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.

Cited by

1 paper in Pith

Approximate Spanning Tree Counting from Uncorrelated Edge Sets

Receipt and verification

First computed	2026-05-18T00:45:09.164218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e14afd8e8c277d83e0a4b470aa3341051f029b6bc472aef0d5bd70a9e508e40d

Aliases

arxiv: 1705.00985 · arxiv_version: 1705.00985v1 · doi: 10.48550/arxiv.1705.00985 · pith_short_12: 4FFP3DUME56Y · pith_short_16: 4FFP3DUME56YHYFE · pith_short_8: 4FFP3DUM

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/4FFP3DUME56YHYFEWRYKUM2BAU \
  | 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: e14afd8e8c277d83e0a4b470aa3341051f029b6bc472aef0d5bd70a9e508e40d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "136287f7c8f5ac37ae861a3d3c6a91c91f7605a2df071233055937b3a01064ff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2017-05-02T14:11:59Z",
    "title_canon_sha256": "5ac8a327c475784f16d790b923598842878538bf516a0e9ed930fab130a53bd3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1705.00985",
    "kind": "arxiv",
    "version": 1
  }
}