Pith Number

pith:4O2FOXEX

pith:2009:4O2FOXEX6BLTVMNQIHBHZTR3SU

not attested not anchored not stored refs pending

A new interpretation of the gamma-ray observations of active galactic nuclei

Alexander Kusenko, Warren Essey

arxiv:0905.1162 v3 · 2009-05-08 · 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{4O2FOXEX6BLTVMNQIHBHZTR3SU}

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.

Cited by

1 paper in Pith

Multi-TeV flaring in nearby High Energy Blazars: A photohadronic scenario

Receipt and verification

First computed	2026-07-04T17:22:13.209966Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e3b4575c97f0573ab1b041c27cce3b95142b89022aaaf07d97d99c879785213f

Aliases

arxiv: 0905.1162 · arxiv_version: 0905.1162v3 · doi: 10.48550/arxiv.0905.1162 · pith_short_12: 4O2FOXEX6BLT · pith_short_16: 4O2FOXEX6BLTVMNQ · pith_short_8: 4O2FOXEX

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/4O2FOXEX6BLTVMNQIHBHZTR3SU \
  | 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: e3b4575c97f0573ab1b041c27cce3b95142b89022aaaf07d97d99c879785213f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "39566c229894e59bdd6e00dfd740d20c940ab801cf7f89874e4dad4db00c2233",
    "cross_cats_sorted": [
      "astro-ph.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2009-05-08T01:45:09Z",
    "title_canon_sha256": "01de8fd20d84aaa0d35e8bee37ef3cef67882a4f365235e6ac63e5c898244f04"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0905.1162",
    "kind": "arxiv",
    "version": 3
  }
}