Pith Number

pith:YPJCRS5W

pith:2013:YPJCRS5WC6OSZRNZ3UEKQF46RD

not attested not anchored not stored refs pending

Computing in Operations Research using Julia

Iain Dunning, Miles Lubin

arxiv:1312.1431 v1 · 2013-12-05 · math.OC · cs.NA · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{YPJCRS5WC6OSZRNZ3UEKQF46RD}

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	2026-05-18T02:20:59.514542Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3d228cbb6179d2cc5b9dd08a8179e88f1055b34cc77dcc5a6cb60b99acd56c6

Aliases

arxiv: 1312.1431 · arxiv_version: 1312.1431v1 · doi: 10.48550/arxiv.1312.1431 · pith_short_12: YPJCRS5WC6OS · pith_short_16: YPJCRS5WC6OSZRNZ · pith_short_8: YPJCRS5W

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/YPJCRS5WC6OSZRNZ3UEKQF46RD \
  | 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: c3d228cbb6179d2cc5b9dd08a8179e88f1055b34cc77dcc5a6cb60b99acd56c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9a42854bef3e3f36e9519090a5d459fd7b1341c5bf31ee4f22b5588a081a2ad0",
    "cross_cats_sorted": [
      "cs.NA",
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2013-12-05T04:29:20Z",
    "title_canon_sha256": "1f1b9e23d962ebcbdd9f02b40c95a2b524381e35e11d47fb231d22a8236762b5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1312.1431",
    "kind": "arxiv",
    "version": 1
  }
}