Pith Number

pith:5IETWTIA

pith:2014:5IETWTIAU6JH3UL545F3NWMHYX

not attested not anchored not stored refs pending

Approximation algorithms for the Transportation Problem with Market Choice and related models

Karen Aardal, Pierre Le Bodic

arxiv:1410.1409 v1 · 2014-09-25 · 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{5IETWTIAU6JH3UL545F3NWMHYX}

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	2026-05-18T01:08:27.468472Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ea093b4d00a7927dd17de74bb6d987c5f7fc5f50f69e24d523a2a638e2c2ccf2

Aliases

arxiv: 1410.1409 · arxiv_version: 1410.1409v1 · doi: 10.48550/arxiv.1410.1409 · pith_short_12: 5IETWTIAU6JH · pith_short_16: 5IETWTIAU6JH3UL5 · pith_short_8: 5IETWTIA

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/5IETWTIAU6JH3UL545F3NWMHYX \
  | 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: ea093b4d00a7927dd17de74bb6d987c5f7fc5f50f69e24d523a2a638e2c2ccf2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "938a42f73f8fd2092d1a8cc07e862e9b7fa704dabe5ef6ecdc2c622a8fe652ce",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2014-09-25T20:57:10Z",
    "title_canon_sha256": "4542b812fcad45776e4220ad59bb6611f1026179b734b8b4255bfb5bb6a550ae"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1410.1409",
    "kind": "arxiv",
    "version": 1
  }
}