Pith Number

pith:IC4C72QN

pith:2008:IC4C72QNJOLTLKG656FNX2O2ZR

not attested not anchored not stored refs pending

Neutrinos and Gamma Rays from Galaxy Clusters

Brandon Wolfe, Fulvio Melia, Raymond R. Volkas, Roland M. Crocker

arxiv:0807.0794 v1 · 2008-07-04 · astro-ph · astro-ph.GA · 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{IC4C72QNJOLTLKG656FNX2O2ZR}

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	2026-05-18T01:21:33.101755Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40b82fea0d4b9735a8deef8adbe9dacc70b44ee21cda1d422730cc5a32d1fb08

Aliases

arxiv: 0807.0794 · arxiv_version: 0807.0794v1 · doi: 10.48550/arxiv.0807.0794 · pith_short_12: IC4C72QNJOLT · pith_short_16: IC4C72QNJOLTLKG6 · pith_short_8: IC4C72QN

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/IC4C72QNJOLTLKG656FNX2O2ZR \
  | 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: 40b82fea0d4b9735a8deef8adbe9dacc70b44ee21cda1d422730cc5a32d1fb08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3835692b248140b50513ff9ef305370227a4e57359c6fe5966c2e9217272dc0b",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE",
      "hep-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-07-04T16:57:19Z",
    "title_canon_sha256": "f518feff5f5195afe90890720afd8d74c445d22a07668145dd0f13edea99d6ea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0807.0794",
    "kind": "arxiv",
    "version": 1
  }
}