Pith Number

pith:ZVZ3WNPH

pith:2013:ZVZ3WNPHB2P72BGLKIDYD7K6FD

not attested not anchored not stored refs pending

The Budgeted Transportation Problem

M. Sarwat, S. Kapoor

arxiv:1302.5871 v1 · 2013-02-24 · 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{ZVZ3WNPHB2P72BGLKIDYD7K6FD}

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	2026-05-18T03:32:43.357333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cd73bb35e70e9ffd04cb520781fd5e28f289ee7f1897c3e65db9bfb9ea09918d

Aliases

arxiv: 1302.5871 · arxiv_version: 1302.5871v1 · doi: 10.48550/arxiv.1302.5871 · pith_short_12: ZVZ3WNPHB2P7 · pith_short_16: ZVZ3WNPHB2P72BGL · pith_short_8: ZVZ3WNPH

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/ZVZ3WNPHB2P72BGLKIDYD7K6FD \
  | 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: cd73bb35e70e9ffd04cb520781fd5e28f289ee7f1897c3e65db9bfb9ea09918d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cae57401d2c0f59a907af0d203fa67c7ca75a2c111e596ff48729b47f3c32d0a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2013-02-24T05:08:27Z",
    "title_canon_sha256": "71a6c6fd271e15aabd5ce176c28962585cb36bd96da8bb8447a52e004f6fad8e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.5871",
    "kind": "arxiv",
    "version": 1
  }
}