Pith Number

pith:57VJPO4O

pith:1999:57VJPO4O67HIAWT2CCLPK4M54L

not attested not anchored not stored refs pending

A Feynman Diagram Analyser DIANA

J. Fleischer, M. Tentyukov

arxiv:hep-ph/9904258 v1 · 1999-04-07 · 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{57VJPO4O67HIAWT2CCLPK4M54L}

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	2026-05-18T04:31:00.524618Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

efea97bb8ef7ce805a7a1096f5719de2e4fedb764161c2f236746b335768425a

Aliases

arxiv: hep-ph/9904258 · arxiv_version: hep-ph/9904258v1 · doi: 10.48550/arxiv.hep-ph/9904258 · pith_short_12: 57VJPO4O67HI · pith_short_16: 57VJPO4O67HIAWT2 · pith_short_8: 57VJPO4O

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/57VJPO4O67HIAWT2CCLPK4M54L \
  | 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: efea97bb8ef7ce805a7a1096f5719de2e4fedb764161c2f236746b335768425a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a8f64c876b9d6366001b73810da0d8a22c7b962944f5ceb6ecd35d50c43680fc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-04-07T12:56:18Z",
    "title_canon_sha256": "86343608624756d265ecf6991214c4f903826da3658a9a34f7545c924c3d3035"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9904258",
    "kind": "arxiv",
    "version": 1
  }
}