Pith Number

pith:7WJGPN2Z

pith:2018:7WJGPN2ZKGK6S5W5H4L3WGZFVY

not attested not anchored not stored refs pending

P4K: A Formal Semantics of P4 and Applications

Ali Kheradmand, Grigore Rosu

arxiv:1804.01468 v1 · 2018-04-04 · cs.NI · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{7WJGPN2ZKGK6S5W5H4L3WGZFVY}

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	2026-05-18T00:19:14.945421Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd9267b7595195e976dd3f17bb1b25ae2c2f953155f33398a7e95e1525bbb088

Aliases

arxiv: 1804.01468 · arxiv_version: 1804.01468v1 · doi: 10.48550/arxiv.1804.01468 · pith_short_12: 7WJGPN2ZKGK6 · pith_short_16: 7WJGPN2ZKGK6S5W5 · pith_short_8: 7WJGPN2Z

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/7WJGPN2ZKGK6S5W5H4L3WGZFVY \
  | 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: fd9267b7595195e976dd3f17bb1b25ae2c2f953155f33398a7e95e1525bbb088

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d4fe6936145b69111195091105cf85c42c72df8876b00d907dabc130367ce7eb",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NI",
    "submitted_at": "2018-04-04T15:29:31Z",
    "title_canon_sha256": "d857e12ecc9b48d8526eb4a93fc0d69f331f1fc2e6652f7dad6cc10c47c9c1fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.01468",
    "kind": "arxiv",
    "version": 1
  }
}