Pith Number

pith:VTMSSF3B

pith:2023:VTMSSF3BXZ6YPSGWKPYK5DO25K

not attested not anchored not stored refs pending

The complexity of decomposing a graph into a matching and a bounded linear forest

Adva Mond, Agnijo Banerjee, Jan Petr, Jo\~ao Pedro Marciano, Julien Portier

arxiv:2304.03256 v1 · 2023-04-06 · cs.CC · math.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VTMSSF3BXZ6YPSGWKPYK5DO25K}

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	2026-07-05T05:58:54.262023Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

acd9291761be7d87c8d653f0ae8ddaea91b598c4e772fa02c81af46e327dc427

Aliases

arxiv: 2304.03256 · arxiv_version: 2304.03256v1 · doi: 10.48550/arxiv.2304.03256 · pith_short_12: VTMSSF3BXZ6Y · pith_short_16: VTMSSF3BXZ6YPSGW · pith_short_8: VTMSSF3B

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/VTMSSF3BXZ6YPSGWKPYK5DO25K \
  | 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: acd9291761be7d87c8d653f0ae8ddaea91b598c4e772fa02c81af46e327dc427

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b75e1d4c7593a78e1f60429a3c4c8d29e18ebe449a806d221f1192b3628e2f36",
    "cross_cats_sorted": [
      "math.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CC",
    "submitted_at": "2023-04-06T17:41:53Z",
    "title_canon_sha256": "fbebab85b0700eeac3edde27a4fbc84b9ce63ebdeb48cf4bd124f4a8b08b40cf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2304.03256",
    "kind": "arxiv",
    "version": 1
  }
}