Pith. sign in
Pith Number

pith:UUNNHK5O

pith:2009:UUNNHK5O4GYKI3RONMUR6234VR
not attested not anchored not stored refs pending

Upper limit on the cosmic-ray photon fraction at EeV energies from the Pierre Auger Observatory

A. Anzalone, A.A. Watson, A. Bell\'etoile, A. Bueno, A. Castellina, A.C. Fauth, A. Chiavassa, A. Chou, A. Cordier, A. Creusot, A. Criss, A.C. Rovero, A. Curutiu, A. Della Selva, A. Dorofeev, A.D. Supanitsky, A. Etchegoyen, A.F. Barbosa, A. Ferrero, A.F. Grillo, A. Filevich, A. Filip\c{c}i\c{c}, A.G. Mariazzi, A. Gorgi, A. Haungs, A. Horneffer, A. Insolia, A. Italiano, A. Krieger, A. Kusenko, A. Lemiere, A. Letessier-Selvon, A. Lopez Ag\"uera, A. Lucero, A. Menshikov, A.M. van den Berg, A. Olinto, A. Petrolini, A. Pichel, A. Redondo, A. Schmidt, A. Segreto, A. Smia{\l}kowski, A. Stutz, A. Tamashiro, A. Tamburro, A. Tonachini, A. Velarde, A. Zepeda, B. Baughman, B.B. Siffert, B. Connolly, B.E. Smith, B. Fick, B. Garc\'ia, B.J. Whelan, B. K\'egl, B. Keilhauer, B.L. Lago, B. Morales, B.R. Becker, B.R. Dawson, B. Revenu, B. Rouill\'e-d'Orfeuil, B. Tom\'e, B. Wilczy\'nska, B. Wundheiler, C. Aguirre, C. Aramo, C. Berat, C. Bleve, C. Bonifazi, C. De Donato, C. Delle Fratte, C. Di Giulio, C. Dobrigkeit, C.E. Covault, C.E. Fracchiolla, C.E. Santo, C. Hojvat, C.J. Todero Peixoto, C. Lachaud, C. Macolino, C. Morello, C. Morris, C. Newman-Holmes, C.O. Escobar, C. Pfendner, C. Rivi\'ere, C. Robledo, C. Timmermans, C. Wileman, D. Allard, D. Badagnani, D.B. Tridapalli, D. Dornic, D. D'Urso, D. Garc\'ia G\'amez, D. Garcia-Pinto, D. Gonzalez, D. G\'ora, D. Harari, D. Heck, D.-H. Koang, D. Kruppke, D. Kuempel, D. Lebrun, D. Mandat, D. Martello, D. Maurizio, D. Melo, D. Monnier Ragaigne, D. Newton, D. Nitz, D. Nosek, D. Pakk Selmi-Dei, D. Ravignani, D. Schuster, D. Semikoz, D. Tcherniakhovski, D. Thomas, D. Veberi\v{c}, D. Warner, D. Zavrtanik, E. Colombo, E.D. Fraenkel, E.J. Ahn, E.J. Quel, E. Kemp, E. Menichetti, E.M. Santos, E. Parizot, E. Petermann, E. Roulet, E. Strazzeri, E. Trovato, E. Zas, F. Arneodo, F. Arqueros, F.A.S. Rezende, F. Blanco, F. Contreras, F. Ferrer, F. Gomez Albarracin, F. Guarino, F. Ionita, F. Montanet, F. Ortolani, F. Salamida, F. S\'anchez, F. Sarazin, F. Schmidt, F. Schroeder, F. Sch\"ussler, F. Suarez, G. Avila, G. Decerprit, G. De La Vega, G. Farrar, G. Gelmini, G. Golup, G. Hebrero, G. la Rosa, G. Matthiae, G. Medina-Tanco, G. Miele, G. Navarra, G. Parente, G.P. Guedes, G. Rodriguez, G. Ros, G.R. Snow, G. Salina, G. Tristram, G. Wieczorek, G. Yuan, H. Asorey, H. Bl\"umer, H. Dembinski, H. Falcke, H. Gemmeke, H. Glass, H.J. Mathes, H.O. Klages, H.R. Marquez Falcon, H. Salazar, H. Schieler, H. Schoorlemmer, H. Spinka, H. Wahlberg, H. Wilczy\'nski, H. Wu, I. Allekotte, I.C. Maris, I. De Mitri, I. Dutan, I. Fleck, I. Lhenry-Yvon, I.M. Pepe, I. Rodriguez-Cabo, I. Sidelnik, I. Torres, I. Vali\~no, I. Zaw, J.A. Bellido, J.A. Chinellato, J.A.J. Matthews, J. Allen, J. Alvarez-Mu\~niz, J. Aublin, J. Brack, J.C. Diaz, J.C. D'Olivo, J.C. dos Anjos, J. Chauvin, J. Chudoba, J. Chye, J.C. Moreno, J. Coppens, J. Cronin, J.D. Hague, J.F. Vald\'es Galicia, J.G. Gonzalez, J. Guti\'errez, J.J. Beatty, J. Kleinfeller, J. Knapp, J. Lee, J.L. Harton, J.L. Navarro, J. Lozano Bahilo, J. Mart\'inez, J. Matthews, J. Oehlschl\"ager, J. Pallotta, J. P\c{e}kala, J. Petrovic, J. Pochon, J. Rautenberg, J.R. H\"orandel, J. Ridky, J. Rodriguez Martino, J. Rodriguez Rojo, J. Rosado, J.R.T. de Mello Neto, J. Schovancova, J. Sorokin, J. Swain, J. Tiffenberg, K. Arisaka, K.B. Barber, K. Daumiller, K.H. Becker, K.H. Kampert, K. Payet, K.S. Caballero-Mora, L. Anchordoqui, L. Caramete, L. Cazon, L. Del Peral, L.M. Goggin, L. Miramonti, L. Nellen, L. No\v{z}ka, L. Perrone, L. Valore, L. Villase\~nor, L. Voyvodic, L. Wiencke, M.A. DuVernois, M. Aglietta, M.A. Leigui de Oliveira, M. Ambrosio, M.A. Muller, M. Ave, M. Boh\'a\v{c}ov\'a, M.C. Maccarone, M. De Domenico, M.D. Healy, M.D. Rodr\'iguez-Fr\'ias, M. Erdmann, M. Giller, M. G\'omez Berisso, M. Gon\c{c}alves do Amaral, M. Grigat, M.G. Winnick, M. Hrabovsk\'y, M. Hussain, M. Iarlori, M.I. Micheletti, M. Kaducak, M. Kleifges, M. Leuthold, M. McEwen, M. Melissas, M. Monasor, M. Mostaf\'a, M. Ortiz, M. Palatka, M. Patel, M. Pech, M. Pimenta, M. Platino, M. Pontz, M. Prouza, M. Risse, M. Roth, M.S.A.B. Le\~ao, M. Santander, M. Scuderi, M. Settimo, M.S. Gold, M.S. Sutherland, M.T. Dova, M. Tueros, M. Unger, M. Urban, M. Videla, M. Zavrtanik, M. Ziolkowski, N. Fazzini, N.G. Busca, N. Kunka, N. Nierstenhoefer, N. Pacheco, N. Scharf, N. Smetniansky De Grande, N.T. Thao, O. Blanch-Bigas, O. Catalano, O. Deligny, O. Kr\"omer, O. Mart\'inez Bravo, O. Pisanti, O. Scholten, O. Ta\c{s}c\v{a}u, O. Wainberg, P. Abreu, P. Allison, P. Assis, P. Bauleo, P. Bernardini, P. Billoir, P. Brogueira, P. Buchholz, P. Facal San Luis, P. Gon\c{c}alves, P. Gouffon, P. Hansen, P. Homola, P. Kasper, P.L. Biermann, P. Lebrun, P.L. Ghia, P. Mantsch, P.N. Diep, P.N. Dong, P. Necesal, P.O. Mazur, P. Petrinca, P. Privitera, P. Schiffer, P. Schov\'anek, P. Sommers, P.T. Nhung, P. Travnicek, P. Wahrlich, P. Younk, R.A. V\'azquez, R. Bonino, R. Bruijn, R. Caruso, R. Cester, R. Concei\c{c}\~ao, R.C. Shellard, R.E. Burton, R. Engel, R.F. Gamarra, R. Knapik, R. L\'opez, R. Luna Garc\'ia, R.M. de Almeida, R. Meyhandan, R.M. Kieckhafer, R. Mussa, R. Pelayo, R. Pesce, R. Piegaia, R.R. McNeil, R. Sato, R. Squartini, R. Tcaciuc, R. Ticona, R. Ulrich, R. \v{S}m\'ida, R.W. Clay, S. Andringa, S. Argir\'o, S. BenZvi, S. Coutu, S. Dagoret-Campagne, S. Fliescher, S. Gambetta, S. Grebe, S. Harmsma, S.J. De Jong, S. Jiraskova, S.J. Sciutto, S.L.C. Barroso, S. Maldera, S. Mollerach, S. Mueller, S. Navas, S. Parlati, S. Pastor, S. Petrera, S. Reucroft, S. Riggi, S. Sarkar, S. Schulte, S. Vorobiov, S. Westerhoff, T. Asch, T. B\"acker, T. Beau, T. Hebbeker, The Pierre Auger Collaboration: J. Abraham, T. Huege, T. Karova, T. Paul, T. Pierog, T. P into, T. Schmidt, T. Suomij\"arvi, T. Tarutina, T. Venters, U. Cotti, U. Giaccari, V.C. Holmes, V. de Souza, V. Halenka, V.H. Ponce, V.M. Olmos-Gilbaja, V. Pavlidou, V. Pirronello, V. Rizi, V. Scherini, V. Tuci, V. Verzi, W. Carvalho, W.C. Brown, W. Fulgione, W.J.M. de Mello Junior, W. Miller, W. Tkaczyk, X. Bertou, X. Garrido, Y. Guardincerri, Y. Petrov, Z. Szadkowski

arxiv:0903.1127 v2 · 2009-03-05 · astro-ph.HE

Add to your LaTeX paper
\usepackage{pith}
\pithnumber{UUNNHK5O4GYKI3RONMUR6234VR}

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.

Cited by

1 paper in Pith

Receipt and verification
First computed 2026-05-18T04:05:59.538588Z
Builder pith-number-builder-2026-05-17-v1
Signature Pith Ed25519 (pith-v1-2026-05) · public key
Schema pith-number/v1.0

Canonical hash

a51ad3abaee1b0a46e2e6b291f6b7cac7d5f292a242f3a1d0f9938d2fe4fcf8b

Aliases

arxiv: 0903.1127 · arxiv_version: 0903.1127v2 · doi: 10.48550/arxiv.0903.1127 · pith_short_12: UUNNHK5O4GYK · pith_short_16: UUNNHK5O4GYKI3RO · pith_short_8: UUNNHK5O
Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/UUNNHK5O4GYKI3RONMUR6234VR \
  | 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: a51ad3abaee1b0a46e2e6b291f6b7cac7d5f292a242f3a1d0f9938d2fe4fcf8b
Canonical record JSON
{
  "metadata": {
    "abstract_canon_sha256": "3fddbc461c21c7a654e57caef0c988d626c6b647abc42be456726b26584ef004",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-03-05T22:59:10Z",
    "title_canon_sha256": "91493da0b6f859ee38ad40a2078a6c8520dbb72ec11ba937c427c6f3a2015caa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0903.1127",
    "kind": "arxiv",
    "version": 2
  }
}