Pith Number

pith:FEAPLTYI

pith:2003:FEAPLTYI2R6JJNDQM2W5TZDD5F

not attested not anchored not stored refs pending

A New Estimate of the Extragalactic Gamma-Ray Background from EGRET Data

A. W. Strong (MPE, Bochum), Garching), I. V. Moskalenko (NASA/GSFC), O. Reimer (ITP

arxiv:astro-ph/0306345 v1 · 2003-06-17 · astro-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{FEAPLTYI2R6JJNDQM2W5TZDD5F}

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	2026-07-04T14:12:46.890848Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2900f5cf08d47c94b47066add9e463e94f240ec2145ece38a3ca7cddfb9b8dc0

Aliases

arxiv: astro-ph/0306345 · arxiv_version: astro-ph/0306345v1 · doi: 10.48550/arxiv.astro-ph/0306345 · pith_short_12: FEAPLTYI2R6J · pith_short_16: FEAPLTYI2R6JJNDQ · pith_short_8: FEAPLTYI

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/FEAPLTYI2R6JJNDQM2W5TZDD5F \
  | 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: 2900f5cf08d47c94b47066add9e463e94f240ec2145ece38a3ca7cddfb9b8dc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ec12328c5c3220f257946f27c9821d121519eb84cc4e90ca8efd9d5521849e28",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-06-17T19:36:43Z",
    "title_canon_sha256": "5329abfc069f3763859e852b26fdf46cc1092708fca5da569e4302260efe5ce6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0306345",
    "kind": "arxiv",
    "version": 1
  }
}