Pith Number

pith:2PZXCOGS

pith:2013:2PZXCOGSKPLRLNBOLJWXX7VUSN

not attested not anchored not stored refs pending

Fermi Large Area Telescope Detection of Two Very-High-Energy (E>100 GeV) Gamma-ray Photons from the z = 1.1 Blazar PKS 0426-380

A. Chekhtman, C. C. Cheung, C. D. Dermer, D. J. Thompson, D. L. Wood, D. Paneque, L. Stawarz, M. Ajello, M. Ohno, T. Mizuno, Y. Fukazawa, Y. Inoue, Y. T. Tanaka

arxiv:1308.0595 v2 · 2013-08-02 · 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{2PZXCOGSKPLRLNBOLJWXX7VUSN}

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	2026-05-18T01:48:24.476715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d3f37138d253d715b42e5a6d7bfeb493608c69c175802a352bacd3bfd163ea63

Aliases

arxiv: 1308.0595 · arxiv_version: 1308.0595v2 · doi: 10.48550/arxiv.1308.0595 · pith_short_12: 2PZXCOGSKPLR · pith_short_16: 2PZXCOGSKPLRLNBO · pith_short_8: 2PZXCOGS

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/2PZXCOGSKPLRLNBOLJWXX7VUSN \
  | 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: d3f37138d253d715b42e5a6d7bfeb493608c69c175802a352bacd3bfd163ea63

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b252e71ca27e8cd1e7f2b5c9694630c9b47e5fca22c82436ab09eb25a883af7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2013-08-02T20:00:01Z",
    "title_canon_sha256": "ba2284c010310dbd7eb72999d0e54b83dbf366174321b92d4c1a16160f80a2cd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1308.0595",
    "kind": "arxiv",
    "version": 2
  }
}