Pith Number

pith:VJGVCTRY

pith:2013:VJGVCTRYJXMJNW6ZZQXV3FMGSE

not attested not anchored not stored refs pending

Observation of Markarian 421 in TeV gamma rays over a 14-year time span

A. Bouvier, A. Cesarini, A. Falcone, A. N. Otte, A. O'Faol\'ain de Bhr\'oithe, A. Pichel, A. Rovero, A. S. Madhavan, A. Smith, A. Varlotta, A. Weinstein, C. Duke, D. A. Carter-Lewis, D. A. Williams, D. Gall, D. Hanna, D. Horan, D. J. Fegan, D. Kieda, D. Petry, E. Collins-Hughes, E. Roache, F. Krennrich, G. Finnegan, G. Gyuk, G. H. Gillanders, G. H. Sembroski, H. Krawczynski, I. de la Calle Perez, I. Telezhinsky, J. Dumm, J. E. McEnery, J. E. Ward, J. Gaidos, J. Grube, J. H. Buckley, J. P. Finley, J. Quinn, J. S. Perkins, J. Toner, J. Tyler, K. Gibbs, K. Ragan, L. Ciupik, L. Fortson, M. J. Lang, M. Kertzman, M. Orr, M. P. Connolly, M. Pohl, M. Schroedter, M. Theiling, M. Vivier, N. Galante, P. Kaaret, P. Moriarty, P. T. Reynolds, R. A. Ong, R. Bird, R. Welsing, S. Federici, S. Griffin, S. J. Fegan, S. M. Bradbury, S. P. Wakely, S. Wissel, T. Arlen, T. Aune, T. B. Humensky, T. C. Weekes, T. Nelson, V. A. Acciari, V. Bugaev, W. Benbow, W. Cui, Y. Khassen

arxiv:1310.8150 v1 · 2013-10-30 · astro-ph.HE · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VJGVCTRYJXMJNW6ZZQXV3FMGSE}

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	2026-05-18T01:46:47.298274Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aa4d514e384dd896dbd9cc2f5d958691192c20c81aebea98ada1437558c205a8

Aliases

arxiv: 1310.8150 · arxiv_version: 1310.8150v1 · doi: 10.48550/arxiv.1310.8150 · pith_short_12: VJGVCTRYJXMJ · pith_short_16: VJGVCTRYJXMJNW6Z · pith_short_8: VJGVCTRY

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/VJGVCTRYJXMJNW6ZZQXV3FMGSE \
  | 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: aa4d514e384dd896dbd9cc2f5d958691192c20c81aebea98ada1437558c205a8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5b3ecdab6e6c3b6564e5f927dc5eb04a35eb7d9401c4d42233ee5180d5356103",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-10-30T13:37:13Z",
    "title_canon_sha256": "ce44652c7da18327745a5e67d4370eeb76f5a6c09fc15f47df97c41893cf3c63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.8150",
    "kind": "arxiv",
    "version": 1
  }
}