Pith Number

pith:TM3IMKHQ

pith:2009:TM3IMKHQ3JQRFCJDDJ245OKNUZ

not attested not anchored not stored refs pending

VERITAS Observations of a Very High Energy Gamma-ray Flare from the Blazar 3C 66A

A. Cannon, A. Cesarini, A. Falcone, A. Furniss, A. Imran, A. Konopelko, A. McCann, A. N. Otte, A. Varlotta, A. Weinstein, A. W. Smith, B. Zitzer, C. M. Hui, D. A. Williams, D. Gall, D. Hanna, D. Horan, D. Kieda, D. Pandel, D. Petry, D. Steele, E. Aliu, E. Hays, E. Roache, F. Krennrich, F. Pizlo, G. Gyuk, G. H. Gillanders, G. H. Sembroski, G. Maier, H. J. Rose, H. Krawczynski, J. A. Toner, J. E. Ward, J. Grube, J. H. Buckley, J. Holder, J. Kildea, J. Millis, J. P. Finley, J. Quinn, J. S. Perkins, K. Byrum, K. Gibbs, K. Ragan, L. Ciupik, L. C. Reyes, L. Fortson, M. Beilicke, M. Bottcher, M. J. Lang, M. K. Daniel, M. Kertzman, M. McCutcheon, M. Pohl, M. Schroedter, M. Theiling, M. Wood, N. Karlsson, O. Celik, P. Cogan, P. Fortin, P. Kaaret, P. Moriarty, P. T. Reynolds, R. A. Ong, R. Dickherber, R. Guenette, R. G. Wagner, R. Mukherjee, S. Godambe, S. J. Fegan, S. LeBohec, S. M. Bradbury, S. P. Swordy, S. P. Wakely, S. Wissel, T. Arlen, T. B. Humensky, T. C. Weekes, T. Ergin, T. Nagai, V. Bugaev, VERITAS Collaboration: V. A. Acciari, V. V. Vassiliev, W. Benbow, W. Cui, Y. Butt, Y. C. Chow

arxiv:0901.4527 v2 · 2009-01-28 · 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{TM3IMKHQ3JQRFCJDDJ245OKNUZ}

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	2026-05-18T04:33:36.636091Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9b368628f0da611289231a75ceb94da675ddee7278b9e2a0ab8a876b394502d1

Aliases

arxiv: 0901.4527 · arxiv_version: 0901.4527v2 · doi: 10.48550/arxiv.0901.4527 · pith_short_12: TM3IMKHQ3JQR · pith_short_16: TM3IMKHQ3JQRFCJD · pith_short_8: TM3IMKHQ

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/TM3IMKHQ3JQRFCJDDJ245OKNUZ \
  | 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: 9b368628f0da611289231a75ceb94da675ddee7278b9e2a0ab8a876b394502d1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "276ae55b1ccc1afd9ba65a2d374be564c695dac3c43e5fb361952a068f5dfc3a",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-01-28T18:58:23Z",
    "title_canon_sha256": "fa0fcf7e6e8337562215c918c6a652973c204eb81bb85d6cb1cd45343c16ce6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4527",
    "kind": "arxiv",
    "version": 2
  }
}