Pith Number

pith:XIYRW2HA

pith:2018:XIYRW2HA7TLGSIL4MYANHFDR6J

not attested not anchored not stored refs pending

Tight Competitive Ratios of Classic Matching Algorithms in the Fully Online Model

Binghui Peng, Runzhou Tao, Xiaowei Wu, Yuhao Zhang, Zhihao Gavin Tang, Zhiyi Huang

arxiv:1810.07903 v1 · 2018-10-18 · 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{XIYRW2HA7TLGSIL4MYANHFDR6J}

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	2026-05-18T00:02:53.777101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba311b68e0fcd669217c6600d39471f24a4f49dfd1a6e7f1f1cceca0399ce25d

Aliases

arxiv: 1810.07903 · arxiv_version: 1810.07903v1 · doi: 10.48550/arxiv.1810.07903 · pith_short_12: XIYRW2HA7TLG · pith_short_16: XIYRW2HA7TLGSIL4 · pith_short_8: XIYRW2HA

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/XIYRW2HA7TLGSIL4MYANHFDR6J \
  | 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: ba311b68e0fcd669217c6600d39471f24a4f49dfd1a6e7f1f1cceca0399ce25d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d98ee2d310f16391294deab5e4984b5a52825ce131752140934aabae01eb6907",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DS",
    "submitted_at": "2018-10-18T05:30:48Z",
    "title_canon_sha256": "821b1ff3157b6c28ba957cdb2a9938c88371a12120c4fc0a4754e0b2c07cb736"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1810.07903",
    "kind": "arxiv",
    "version": 1
  }
}