Pith Number

pith:KQELQB7H

pith:1998:KQELQB7HNRLAFNSEGNV2XOIXTG

not attested not anchored not stored refs pending

Top Pair Production in e^+ e^- and gamma gamma Processes

Jiro Kodaira (Hiroshima Univ.), Michihiro Hori (Hiroshima Univ.), Stephen Parke (Fermi National Accelerator Laboratory), Takashi Nasuno (Hiroshima Univ.), Yuichiro Kiyo (Hiroshima Univ.)

arxiv:hep-ph/9801370 v1 · 1998-01-21 · 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{KQELQB7HNRLAFNSEGNV2XOIXTG}

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	2026-07-04T14:30:28.466968Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5408b807e76c5602b644336babb91799aa75af5e03a62215c39498ee3d6a6893

Aliases

arxiv: hep-ph/9801370 · arxiv_version: hep-ph/9801370v1 · doi: 10.48550/arxiv.hep-ph/9801370 · pith_short_12: KQELQB7HNRLA · pith_short_16: KQELQB7HNRLAFNSE · pith_short_8: KQELQB7H

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/KQELQB7HNRLAFNSEGNV2XOIXTG \
  | 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: 5408b807e76c5602b644336babb91799aa75af5e03a62215c39498ee3d6a6893

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ecfb43589940bf798fabe1de93462199d50f4fc3d0b8867e69d95a7e7adfb1a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1998-01-21T09:49:42Z",
    "title_canon_sha256": "35bfefa2bce657c1e104e51266deb422881c7eed5063debcc97aca3451f163f8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9801370",
    "kind": "arxiv",
    "version": 1
  }
}