Pith Number

pith:H5CK3XLP

pith:2007:H5CK3XLPTFI6KSJAWAOQSFYZCQ

not attested not anchored not stored refs pending

The Deep X-Ray Radio Blazar Survey (DXRBS). III. Radio Number Counts, Evolutionary Properties, and Luminosity Function of Blazars

(2) ASDC, (3) Harvard-Smithsonian CfA, (4) University of Maryland, ASI, E. S. Perlman (4) ((1) ESO, Germany, H. Landt (3), Italy, P. Giommi (2), P. Padovani (1), USA, USA)

arxiv:astro-ph/0702740 v1 · 2007-02-28 · 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{H5CK3XLPTFI6KSJAWAOQSFYZCQ}

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

Study of Flat Spectrum Radio Quasars and BL Lacertae Objects as Sources of Diffusive Ultra High-Energy Cosmic Rays

Receipt and verification

First computed	2026-05-18T04:29:06.173221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3f44addd6f9951e54920b01d0917191413a3cb6f47206a6f56abe3a49b448610

Aliases

arxiv: astro-ph/0702740 · arxiv_version: astro-ph/0702740v1 · doi: 10.48550/arxiv.astro-ph/0702740 · pith_short_12: H5CK3XLPTFI6 · pith_short_16: H5CK3XLPTFI6KSJA · pith_short_8: H5CK3XLP

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/H5CK3XLPTFI6KSJAWAOQSFYZCQ \
  | 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: 3f44addd6f9951e54920b01d0917191413a3cb6f47206a6f56abe3a49b448610

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bf32d5dc54000cc76124d37b8a317dcf96625411f35242774fdf982c824d2a0b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-02-28T15:25:22Z",
    "title_canon_sha256": "3ba3842be5fc6ecf498a1fbb1a99a75cd9bde9d5940c469a8af0a6000d51b32d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0702740",
    "kind": "arxiv",
    "version": 1
  }
}