Pith Number

pith:WUPFWN2A

pith:2009:WUPFWN2AK4G6KNCEVEMISQ3VNS

not attested not anchored not stored refs pending

The detectability of dark matter annihilation with Fermi using the anisotropy energy spectrum of the gamma-ray background

Brandon S. Hensley, Jennifer M. Siegal-Gaskins, Vasiliki Pavlidou

arxiv:0912.1854 v3 · 2009-12-09 · astro-ph.CO · astro-ph.HE · hep-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WUPFWN2AK4G6KNCEVEMISQ3VNS}

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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	2026-05-18T02:33:57.027731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b51e5b3740570de53444a9188943756c9de4ac085efb3650a79cfa3e962b8201

Aliases

arxiv: 0912.1854 · arxiv_version: 0912.1854v3 · doi: 10.48550/arxiv.0912.1854 · pith_short_12: WUPFWN2AK4G6 · pith_short_16: WUPFWN2AK4G6KNCE · pith_short_8: WUPFWN2A

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/WUPFWN2AK4G6KNCEVEMISQ3VNS \
  | 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: b51e5b3740570de53444a9188943756c9de4ac085efb3650a79cfa3e962b8201

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8ff728032cc2dae2f742788eefe8aa68de443ab68acdee1b7f8b5108ab938a13",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-12-09T21:00:03Z",
    "title_canon_sha256": "4065e75320dfc6c69eebe082a5ba3631f304bfc4002bfc0878097300731ec560"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0912.1854",
    "kind": "arxiv",
    "version": 3
  }
}