Pith Number

pith:QPO7I6ZI

pith:2015:QPO7I6ZIHNN4ISFL6CJBLYW5OZ

not attested not anchored not stored refs pending

Parallelizing the dual revised simplex method

J. A. J. Hall, Q. Huangfu

arxiv:1503.01889 v1 · 2015-03-06 · math.OC · 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{QPO7I6ZIHNN4ISFL6CJBLYW5OZ}

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.

Cited by

1 paper in Pith

An Operational Framework for Nonclassicality in Quantum Communication Networks

Receipt and verification

First computed	2026-05-18T02:25:27.339367Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

83ddf47b283b5bc448abf09215e2dd7648615fd6d537e3959da3bdbd500fe279

Aliases

arxiv: 1503.01889 · arxiv_version: 1503.01889v1 · doi: 10.48550/arxiv.1503.01889 · pith_short_12: QPO7I6ZIHNN4 · pith_short_16: QPO7I6ZIHNN4ISFL · pith_short_8: QPO7I6ZI

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/QPO7I6ZIHNN4ISFL6CJBLYW5OZ \
  | 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: 83ddf47b283b5bc448abf09215e2dd7648615fd6d537e3959da3bdbd500fe279

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5c71d6cf6e946f77756e729705050d31161566993fff61372cca6d4d8f7386e1",
    "cross_cats_sorted": [
      "cs.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2015-03-06T09:40:41Z",
    "title_canon_sha256": "12eb35074fbcf3a15f1b65b53d94949039526f81596d7aecd985beb4465c0280"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1503.01889",
    "kind": "arxiv",
    "version": 1
  }
}