Pith Number

pith:EY7FSDYH

pith:2019:EY7FSDYHZKZHAHXTYGYRW3M6MG

not attested not anchored not stored refs pending

Cake Cutting on Graphs: A Discrete and Bounded Proportional Protocol

Hao Wu, Jialin Zhang, Wei Zi, Xiaohui Bei, Xiaoming Sun, Zhijie Zhang

arxiv:1907.05083 v1 · 2019-07-11 · cs.DS · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{EY7FSDYHZKZHAHXTYGYRW3M6MG}

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	2026-05-17T23:40:48.520199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

263e590f07cab2701ef3c1b11b6d9e61bd6b8269e3779998c04bfae28391d0b9

Aliases

arxiv: 1907.05083 · arxiv_version: 1907.05083v1 · doi: 10.48550/arxiv.1907.05083 · pith_short_12: EY7FSDYHZKZH · pith_short_16: EY7FSDYHZKZHAHXT · pith_short_8: EY7FSDYH

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/EY7FSDYHZKZHAHXTYGYRW3M6MG \
  | 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: 263e590f07cab2701ef3c1b11b6d9e61bd6b8269e3779998c04bfae28391d0b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "def1eb396e2a80f1d84fef575e6c5fddd62735eff6a0466a02b8c67a36998a6b",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2019-07-11T10:05:55Z",
    "title_canon_sha256": "8f786a73da146eef9efb518f4144bd819903f4396822d48457a8d9ed8923d6ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.05083",
    "kind": "arxiv",
    "version": 1
  }
}