Pith Number

pith:VCE3YTAX

pith:2011:VCE3YTAXFEY2GL4IIROWRFGNZ6

not attested not anchored not stored refs pending

A new model for the Fermi-LAT Extragalactic Gamma-Ray Background

Francesco Haardt, Massimo Cavadini, Ruben Salvaterra

arxiv:1110.6889 v1 · 2011-10-31 · 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{VCE3YTAXFEY2GL4IIROWRFGNZ6}

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	2026-05-18T04:09:53.961988Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a889bc4c172931a32f88445d6894cdcf97437736ca5cd4ebf1aa16eb5b634d94

Aliases

arxiv: 1110.6889 · arxiv_version: 1110.6889v1 · doi: 10.48550/arxiv.1110.6889 · pith_short_12: VCE3YTAXFEY2 · pith_short_16: VCE3YTAXFEY2GL4I · pith_short_8: VCE3YTAX

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/VCE3YTAXFEY2GL4IIROWRFGNZ6 \
  | 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: a889bc4c172931a32f88445d6894cdcf97437736ca5cd4ebf1aa16eb5b634d94

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1347e97656ef795be33cdf33501fe2ac676178732d6df14cbf856d79fbb369e5",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2011-10-31T18:33:00Z",
    "title_canon_sha256": "88a808a7a1d8d141a242c00801406023de3f8c7f3daef9202c543d7a1c9c21db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.6889",
    "kind": "arxiv",
    "version": 1
  }
}