Pith Number

pith:2AC4PM23

pith:2013:2AC4PM233NJE6IA7EQC3M725FJ

not attested not anchored not stored refs pending

A narrow structure in the excitation function of eta-photoproduction off the neutron

A. Braghieri, A. Fix, A. Kaeser, A. Kulbardis, A. Mushkarenkov, A. Nikolaev, A. Polonski, A. Starostin, A. Thomas, B. Demissie, B. Krusche, B.M.K. Nefkens, B. Oussena, D. Branford, D.G. Middleton, D. Hamilton, D. Hornidge, D. Howdle, D.I. Glazier, D.M. Manley, D.P. Watts, D. Sober, D. Werthmueller, E.F. McNicoll, E. Heid, E.J. Downie, F. Pheron, G.M. Huber, G. Rosner, H.J. Arends, I. Jaegle, I.J.D. MacGregor, I. Keshelashvili, I. Supek, J. Ahrens, J. Brudvik, J.C. McGeorge, J. Mancell, J.R.M. Annand, J. Robinson, K. Bantawa, K. Livingston, L.V. Fil'kov, L. Witthauer, M. Dieterle, M.H. Sikora, M. Korolija, M. Martinez, M. Oberle, M. Ostrick, M. Thiel, M. Unverzagt, O. Jahn, P. Aguar-Bartolome, P. Drexler, P. Pedroni, R. Beck, R. Kondratiev, R. Novotny, S. Cherepnya, S.N. Prakhov, S.P. Kruglov, S. Schumann, T.C. Jude, T. Rostomyan, V. Bekrenev, V. Lisin, V.L. Kashevarov, V. Metag, W.J. Briscoe, Y. Maghrbi, Z. Marinides

arxiv:1311.2781 v1 · 2013-11-12 · 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{2AC4PM233NJE6IA7EQC3M725FJ}

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	2026-05-18T01:46:31.965791Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d005c7b35bdb524f201f2405b67f5d2a4d949a1784736d45aa81c19ddbc6e398

Aliases

arxiv: 1311.2781 · arxiv_version: 1311.2781v1 · doi: 10.48550/arxiv.1311.2781 · pith_short_12: 2AC4PM233NJE · pith_short_16: 2AC4PM233NJE6IA7 · pith_short_8: 2AC4PM23

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/2AC4PM233NJE6IA7EQC3M725FJ \
  | 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: d005c7b35bdb524f201f2405b67f5d2a4d949a1784736d45aa81c19ddbc6e398

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ef3460c39f5f308e21ae016ee323e16af7e2b203631d39aa52dcc9594de2c47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nucl-ex",
    "submitted_at": "2013-11-12T13:53:57Z",
    "title_canon_sha256": "8875b92dccd643aadf8b3a996745795a3e13317f0b4e17eb7de80b9965e6c7bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1311.2781",
    "kind": "arxiv",
    "version": 1
  }
}