Pith Number

pith:VFMTJJRJ

pith:2019:VFMTJJRJQFB6WIOZZVTA5X3OYL

not attested not anchored not stored refs pending

Stable Fractional Matchings

Aris Filos-Ratsikas, Ioannis Caragiannis, Panagiotis Kanellopoulos, Rohit Vaish

arxiv:1902.06698 v2 · 2019-02-18 · 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{VFMTJJRJQFB6WIOZZVTA5X3OYL}

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	2026-07-05T02:01:53.474688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a95934a6298143eb21d9cd660edf6ec2f4a76930e0ca6510aa2028739f614a6b

Aliases

arxiv: 1902.06698 · arxiv_version: 1902.06698v2 · doi: 10.48550/arxiv.1902.06698 · pith_short_12: VFMTJJRJQFB6 · pith_short_16: VFMTJJRJQFB6WIOZ · pith_short_8: VFMTJJRJ

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/VFMTJJRJQFB6WIOZZVTA5X3OYL \
  | 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: a95934a6298143eb21d9cd660edf6ec2f4a76930e0ca6510aa2028739f614a6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aaf315367087a3e041de4628a55f79cc91dd6975ab6dcb1776020b54e2923c12",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.GT",
    "submitted_at": "2019-02-18T18:06:57Z",
    "title_canon_sha256": "98a90bb1a60eed2f5416e91cefd1468814bc9ae73666f249a5275be8122c12ba"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.06698",
    "kind": "arxiv",
    "version": 2
  }
}