Pith Number

pith:2WGI3NJA

pith:2020:2WGI3NJAMCCK3AKFPVXMXZJFLW

not attested not anchored not stored refs pending

Augmenting Geometric Graphs with Matchings

Alexander Pilz, Andr\'e Schulz, Jonathan Rollin, Lena Schlipf

arxiv:2008.08413 v1 · 2020-08-19 · math.CO · cs.DM

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2WGI3NJAMCCK3AKFPVXMXZJFLW}

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	2026-07-05T01:28:25.516654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d58c8db5206084ad81457d6ecbe5255da8898c526538bf77dee404288cdd27bd

Aliases

arxiv: 2008.08413 · arxiv_version: 2008.08413v1 · doi: 10.48550/arxiv.2008.08413 · pith_short_12: 2WGI3NJAMCCK · pith_short_16: 2WGI3NJAMCCK3AKF · pith_short_8: 2WGI3NJA

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/2WGI3NJAMCCK3AKFPVXMXZJFLW \
  | 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: d58c8db5206084ad81457d6ecbe5255da8898c526538bf77dee404288cdd27bd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80ac5e3f64028190acbd88a3f70d56e5eea56bfb735fa487ff8e5e2f4379755f",
    "cross_cats_sorted": [
      "cs.DM"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2020-08-19T13:04:42Z",
    "title_canon_sha256": "dd9d296a7633312747dbae5f9fea9c03f0cb7b8ba3aff855aed522e7f4df7a7c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.08413",
    "kind": "arxiv",
    "version": 1
  }
}