Pith Number

pith:3XJJYBFX

pith:2018:3XJJYBFXIFE6KM63QS3YL7ICEN

not attested not anchored not stored refs pending

Graph-based Preconditioning Conjugate Gradient Algorithm for N-1 Contingency Analysis

Chen Yuan, Guangyi Liu, Ilya Grinberg, Yiting Zhao

arxiv:1803.03290 v1 · 2018-03-08 · cs.DC · cs.DS · cs.NA · math.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{3XJJYBFXIFE6KM63QS3YL7ICEN}

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	2026-05-18T00:21:40.104235Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddd29c04b74149e533db84b785fd022351ef122ec491db709e6570021abf200d

Aliases

arxiv: 1803.03290 · arxiv_version: 1803.03290v1 · doi: 10.48550/arxiv.1803.03290 · pith_short_12: 3XJJYBFXIFE6 · pith_short_16: 3XJJYBFXIFE6KM63 · pith_short_8: 3XJJYBFX

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/3XJJYBFXIFE6KM63QS3YL7ICEN \
  | 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: ddd29c04b74149e533db84b785fd022351ef122ec491db709e6570021abf200d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec6ed4a441e07f645165fae71cb26323fc4fe89dce5d81ac8c7f3fe860e0630e",
    "cross_cats_sorted": [
      "cs.DS",
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-03-08T20:11:28Z",
    "title_canon_sha256": "ea58f09f10aefa12f9bf7aa0e99978f50207e199e0b93816a90f57640e23bb77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1803.03290",
    "kind": "arxiv",
    "version": 1
  }
}