Pith Number

pith:OFWY2EHG

pith:1999:OFWY2EHGTDPD5FMEJ6LWM7WB4R

not attested not anchored not stored refs pending

Spin Dependence of Massive Lepton Pair Production in Proton-Proton Collisions

Edmond L. Berger (Argonne), Hampton University), Lionel E. Gordon (Jefferson Lab, Michael Klasen (Argonne)

arxiv:hep-ph/9909446 v1 · 1999-09-20 · 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{OFWY2EHGTDPD5FMEJ6LWM7WB4R}

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	2026-05-18T02:36:27.513716Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

716d8d10e698de3e95844f97667ec1e45e56121d0754da126921073918c71d09

Aliases

arxiv: hep-ph/9909446 · arxiv_version: hep-ph/9909446v1 · doi: 10.48550/arxiv.hep-ph/9909446 · pith_short_12: OFWY2EHGTDPD · pith_short_16: OFWY2EHGTDPD5FME · pith_short_8: OFWY2EHG

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/OFWY2EHGTDPD5FMEJ6LWM7WB4R \
  | 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: 716d8d10e698de3e95844f97667ec1e45e56121d0754da126921073918c71d09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2fadc9b14fd5080598a995b5f42e5dd82de754261f7843bb5bca18b280b30862",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "hep-ph",
    "submitted_at": "1999-09-20T23:06:32Z",
    "title_canon_sha256": "5e943996f82c7b342bacfce58a342465fb5664f0fc0bbacc955c39c1ed9c98ca"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-ph/9909446",
    "kind": "arxiv",
    "version": 1
  }
}