Pith Number

pith:XF2VULH4

pith:2007:XF2VULH4ROI6IVUFDHXJTMGOWT

not attested not anchored not stored refs pending

Double pion photoproduction off 40Ca

A. Thomas, B. Krusche, D.Hornidge, D.P. Watts, F. Bloch, I.J.D. MacGregor, J. Ahrens, J.C. McGeorge, J.G. Messchendorp, J.R.M. Annand, L.S. Fog, M. Kotulla, M. Pfeiffer, M. Rost, R. Beck, R. Novotny, R.O. Owens, R. Sanderson, S. Janssen, S. Schadmand, V. Metag

arxiv:nucl-ex/0703037 v1 · 2007-03-24 · nucl-ex

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XF2VULH4ROI6IVUFDHXJTMGOWT}

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	2026-07-04T15:25:24.351695Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b9755a2cfc8b91e4568519ee99b0ceb4da1320665b95492d4809b663434c3ac8

Aliases

arxiv: nucl-ex/0703037 · arxiv_version: nucl-ex/0703037v1 · doi: 10.48550/arxiv.nucl-ex/0703037 · pith_short_12: XF2VULH4ROI6 · pith_short_16: XF2VULH4ROI6IVUF · pith_short_8: XF2VULH4

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/XF2VULH4ROI6IVUFDHXJTMGOWT \
  | 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: b9755a2cfc8b91e4568519ee99b0ceb4da1320665b95492d4809b663434c3ac8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "611902270d35055edfa94b3be338d2d98ae695732696ed1477800b9571365f92",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "nucl-ex",
    "submitted_at": "2007-03-24T17:11:37Z",
    "title_canon_sha256": "fe1d2525d9d7010129299d39762a22caae19dc6e710b8887f601e04bacab60b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "nucl-ex/0703037",
    "kind": "arxiv",
    "version": 1
  }
}