Pith Number

pith:4M42WCLE

pith:2005:4M42WCLEWI3KQBMYS5QOEH5JWB

not attested not anchored not stored refs pending

Non-thermal Cosmic Backgrounds from Blazars: the contribution to the CMB, X-ray and gamma-ray Backgrounds

C. Pittori, E. Cavazzuti, M. Perri, P. Giommi, S. Colafrancesco

arxiv:astro-ph/0508034 v1 · 2005-08-01 · 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{4M42WCLEWI3KQBMYS5QOEH5JWB}

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

Limits on primordial black holes from the extragalactic gamma-ray background; current status and future projections

Receipt and verification

First computed	2026-07-04T17:14:57.421376Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e339ab0964b236a805989760e21fa9b041de16b6fc5b9f593bc79dcff2564a4f

Aliases

arxiv: astro-ph/0508034 · arxiv_version: astro-ph/0508034v1 · doi: 10.48550/arxiv.astro-ph/0508034 · pith_short_12: 4M42WCLEWI3K · pith_short_16: 4M42WCLEWI3KQBMY · pith_short_8: 4M42WCLE

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/4M42WCLEWI3KQBMYS5QOEH5JWB \
  | 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: e339ab0964b236a805989760e21fa9b041de16b6fc5b9f593bc79dcff2564a4f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f389569bcf7948c6bded7e206854c72867951c2817ce97d38f64b56777152b49",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-08-01T10:48:48Z",
    "title_canon_sha256": "b9971492a16a8d9bd9433736b31c5c6c2b7827012bc68374d64ff5ded6e8105a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0508034",
    "kind": "arxiv",
    "version": 1
  }
}