Pith Number

pith:BVPCFHUF

pith:2023:BVPCFHUFK3RXWA5UOEE7PCJ3Q4

not attested not anchored not stored refs pending

Computing Effective Resistances on Large Graphs Based on Approximate Inverse of Cholesky Factor

Wenjian Yu, Zhiqiang Liu

arxiv:2303.03617 v1 · 2023-03-07 · math.NA · cs.DS · cs.NA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{BVPCFHUFK3RXWA5UOEE7PCJ3Q4}

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	2026-07-05T05:48:56.774059Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0d5e229e8556e37b03b47109f7893b87282e7321459afc36ec2ecb7ba260cb53

Aliases

arxiv: 2303.03617 · arxiv_version: 2303.03617v1 · doi: 10.48550/arxiv.2303.03617 · pith_short_12: BVPCFHUFK3RX · pith_short_16: BVPCFHUFK3RXWA5U · pith_short_8: BVPCFHUF

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/BVPCFHUFK3RXWA5UOEE7PCJ3Q4 \
  | 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: 0d5e229e8556e37b03b47109f7893b87282e7321459afc36ec2ecb7ba260cb53

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35765a891345cad1597252e31687cfe51a629fd574573442f4ad4a1409957beb",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.NA"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "math.NA",
    "submitted_at": "2023-03-07T03:02:02Z",
    "title_canon_sha256": "ef882f1fa218275e1c96627c3aafaa401a9c75638bfba76bbb5439ea1c3da317"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.03617",
    "kind": "arxiv",
    "version": 1
  }
}