Pith Number

pith:OHZHY4TP

pith:2019:OHZHY4TPZ2QDTDIRRXGIJB4FHA

not attested not anchored not stored refs pending

Consensus-based Distributed Discrete Optimal Transport for Decentralized Resource Matching

Quanyan Zhu, Rui Zhang

arxiv:1904.04318 v1 · 2019-04-08 · math.OC · cs.DC

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{OHZHY4TPZ2QDTDIRRXGIJB4FHA}

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	2026-05-17T23:48:59.310947Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

71f27c726fcea0398d118dcc848785383eadfeb5b482ca073573ccea2c064f9d

Aliases

arxiv: 1904.04318 · arxiv_version: 1904.04318v1 · doi: 10.48550/arxiv.1904.04318 · pith_short_12: OHZHY4TPZ2QD · pith_short_16: OHZHY4TPZ2QDTDIR · pith_short_8: OHZHY4TP

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/OHZHY4TPZ2QDTDIRRXGIJB4FHA \
  | 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: 71f27c726fcea0398d118dcc848785383eadfeb5b482ca073573ccea2c064f9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3688c98880d2c81f5900856227ad2a0d9452126f949aac3783be274986c93b9",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.OC",
    "submitted_at": "2019-04-08T19:32:55Z",
    "title_canon_sha256": "9555b3627461271f5f290610ec74bd8bb849b0f0aba37458b62909dff1370833"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1904.04318",
    "kind": "arxiv",
    "version": 1
  }
}