Pith Number

pith:P5WYQQM4

pith:2021:P5WYQQM4RF6D2FPNRB5SNZNDSA

not attested not anchored not stored refs pending

Fast Parametric Model Checking through Model Fragmentation

Faisal Alhwikem, Radu Calinescu, Simos Gerasimou, Xinwei Fang

arxiv:2102.01490 v1 · 2021-02-02 · cs.SE · cs.FL · cs.RO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{P5WYQQM4RF6D2FPNRB5SNZNDSA}

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	2026-07-05T02:11:31.013798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7f6d88419c897c3d15ed887b26e5a3902bf989c40b1e1faa7dce61264eb3db7e

Aliases

arxiv: 2102.01490 · arxiv_version: 2102.01490v1 · doi: 10.48550/arxiv.2102.01490 · pith_short_12: P5WYQQM4RF6D · pith_short_16: P5WYQQM4RF6D2FPN · pith_short_8: P5WYQQM4

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/P5WYQQM4RF6D2FPNRB5SNZNDSA \
  | 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: 7f6d88419c897c3d15ed887b26e5a3902bf989c40b1e1faa7dce61264eb3db7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6cecc254d865dcfa5409c3408e4e60de15ecb81612416fbbd94c0cf5caf5fe7a",
    "cross_cats_sorted": [
      "cs.FL",
      "cs.RO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2021-02-02T13:52:52Z",
    "title_canon_sha256": "ad2a9ec114bf9ab56cdb1278fb752b1eb66873592f1c52a26f668f9b98a78cf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01490",
    "kind": "arxiv",
    "version": 1
  }
}