Pith Number

pith:5APRGZDD

pith:2025:5APRGZDD53NALQZOHWNIL725W4

not attested not anchored not stored refs pending

Merge-width and First-Order Model Checking

Jan Dreier, Szymon Toru\'nczyk

arxiv:2502.18065 v2 · 2025-02-25 · math.CO · cs.DM · cs.DS · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5APRGZDD53NALQZOHWNIL725W4}

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.

Cited by

1 paper in Pith

Maximizing Reachability via Shifting of Temporal Paths

Receipt and verification

First computed	2026-06-25T00:18:10.950425Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e81f136463eeda05c32e3d9a85ff5db73f304b7d61ed806c9f77b956f1c8003f

Aliases

arxiv: 2502.18065 · arxiv_version: 2502.18065v2 · doi: 10.48550/arxiv.2502.18065 · pith_short_12: 5APRGZDD53NA · pith_short_16: 5APRGZDD53NALQZO · pith_short_8: 5APRGZDD

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/5APRGZDD53NALQZOHWNIL725W4 \
  | 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: e81f136463eeda05c32e3d9a85ff5db73f304b7d61ed806c9f77b956f1c8003f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b315987064d5098044377c134e2d903f39a8dd87d444ab5833b9ae3c97de71e",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.DS",
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.CO",
    "submitted_at": "2025-02-25T10:31:58Z",
    "title_canon_sha256": "b871b872760d46b6f4e17114402cb7d9d0a5a66d2d460532d754a8c2cfc910f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.18065",
    "kind": "arxiv",
    "version": 2
  }
}