Pith Number

pith:XKKJXF7J

pith:2010:XKKJXF7JOOVKJOABCXRMVZK447

not attested not anchored not stored refs pending

LanHEP - a package for automatic generation of Feynman rules from the Lagrangian. Updated version 3.1

A. Semenov

arxiv:1005.1909 v1 · 2010-05-11 · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XKKJXF7JOOVKJOABCXRMVZK447}

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	2026-07-04T17:28:19.379019Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ba949b97e973aaa4b80115e2cae55ce7c0c891099491c9cccc46dcb781c89ddf

Aliases

arxiv: 1005.1909 · arxiv_version: 1005.1909v1 · doi: 10.48550/arxiv.1005.1909 · pith_short_12: XKKJXF7JOOVK · pith_short_16: XKKJXF7JOOVKJOAB · pith_short_8: XKKJXF7J

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/XKKJXF7JOOVKJOABCXRMVZK447 \
  | 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: ba949b97e973aaa4b80115e2cae55ce7c0c891099491c9cccc46dcb781c89ddf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdc6a7a7a9cb5d521ca5b64c1286ff689b2db4e4b51d861d11c4873bda4c3bd2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2010-05-11T18:48:36Z",
    "title_canon_sha256": "01c8040a046af2ada595ee5310e440d734122beb867f85446166c648597b5672"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1909",
    "kind": "arxiv",
    "version": 1
  }
}