Pith Number

pith:3SK6PSFE

pith:1998:3SK6PSFEYDS5SEPTYRPII4MMTF

not attested not anchored not stored refs pending

Reduction of Feynman graph amplitudes to a minimal set of basic integrals

O.V. Tarasov

arxiv:hep-ph/9812250 v1 · 1998-12-04 · 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{3SK6PSFEYDS5SEPTYRPII4MMTF}

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	2026-05-18T04:26:44.157257Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc95e7c8a4c0e5d911f3c45e84718c994efc5fcb0e70eaabdb42f83c8c8a42b4

Aliases

arxiv: hep-ph/9812250 · arxiv_version: hep-ph/9812250v1 · doi: 10.48550/arxiv.hep-ph/9812250 · pith_short_12: 3SK6PSFEYDS5 · pith_short_16: 3SK6PSFEYDS5SEPT · pith_short_8: 3SK6PSFE

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/3SK6PSFEYDS5SEPTYRPII4MMTF \
  | 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: dc95e7c8a4c0e5d911f3c45e84718c994efc5fcb0e70eaabdb42f83c8c8a42b4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f0f5d84454cce17a3fce1068fe1c7c3dfb7748a116208741df0f534a996654a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1998-12-04T10:59:46Z",
    "title_canon_sha256": "8c1739e8839e8e723fec44c06cd64adc05c5da0cfc2c50a36070d025b284fc1b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9812250",
    "kind": "arxiv",
    "version": 1
  }
}