Pith Number

pith:L3CXP7YC

pith:2013:L3CXP7YCXIOV6IJPHGQJUNBOEA

not attested not anchored not stored refs pending

Variable gamma-ray emission from the Crab Nebula: short flares and long "waves"

A. Argan, A. Bulgarelli, A. Ferrari, A. Giuliani, A. Pellizzoni, A. Trois, C. Pittori, E. Costa, E. Del Monte, E. Striani, F. Verrecchia, G. Piano, G. Pucella, I. Donnarumma, L. Pacciani, M. Cardillo, M. Rapisarda, M. Tavani, M. Trifoglio, P. Soffitta, S. Colafrancesco, S. Mereghetti, S. Sabatini, S. Vercellone, V. Vittorini

arxiv:1302.4342 v1 · 2013-02-18 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L3CXP7YCXIOV6IJPHGQJUNBOEA}

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	2026-05-18T03:33:23.357798Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5ec577ff02ba1d5f212f39a09a342e2014d0e0ea160a1ea1ec1bfa8c1abc0194

Aliases

arxiv: 1302.4342 · arxiv_version: 1302.4342v1 · doi: 10.48550/arxiv.1302.4342 · pith_short_12: L3CXP7YCXIOV · pith_short_16: L3CXP7YCXIOV6IJP · pith_short_8: L3CXP7YC

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/L3CXP7YCXIOV6IJPHGQJUNBOEA \
  | 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: 5ec577ff02ba1d5f212f39a09a342e2014d0e0ea160a1ea1ec1bfa8c1abc0194

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "34f50bb4bc1f2cd1c89af8687135db56c22c8d326276d085023235efc84b7ad8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-02-18T16:40:00Z",
    "title_canon_sha256": "fed4bdf687c1907150b82fbac5a6cc7389b56b697d0f451d10197d0dd7a6fb2e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4342",
    "kind": "arxiv",
    "version": 1
  }
}