Pith Number

pith:EILKRJ6I

pith:2013:EILKRJ6IXMFY7LJXC27HJE7647

not attested not anchored not stored refs pending

Comparison of Neural Network and Hadronic Model Predictions of Two-Photon Exchange Effect

Krzysztof M. Graczyk

arxiv:1306.5991 v2 · 2013-06-25 · 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{EILKRJ6IXMFY7LJXC27HJE7647}

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	2026-05-18T03:03:33.490220Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2216a8a7c8bb0b8fad3716be7493fee7fd06ff38acd6a6636c2b0b81e2269c1d

Aliases

arxiv: 1306.5991 · arxiv_version: 1306.5991v2 · doi: 10.48550/arxiv.1306.5991 · pith_short_12: EILKRJ6IXMFY · pith_short_16: EILKRJ6IXMFY7LJX · pith_short_8: EILKRJ6I

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/EILKRJ6IXMFY7LJXC27HJE7647 \
  | 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: 2216a8a7c8bb0b8fad3716be7493fee7fd06ff38acd6a6636c2b0b81e2269c1d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4b3acebfb7071966cd4a5ec55dd2943a5fa921d7404abac044fe1d13f84a9dff",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2013-06-25T15:11:47Z",
    "title_canon_sha256": "d91d01e5695c670b9db18a86b60103f6d303e47dd4ab776e08aa9dbe84b69e48"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1306.5991",
    "kind": "arxiv",
    "version": 2
  }
}