Pith Number

pith:3FBTZD6Q

pith:2002:3FBTZD6QHCM4MTXHKBOOKMA5VI

not attested not anchored not stored refs pending

Broad-band continuum and line emission of the gamma-ray blazar PKS 0537-441

(10) George Mason Univ.), (2) INAF, (3) NASA GSFC, (4) INAF, (5) Metsahovi Radio Obs., (6) Univ. Insubria, (7) Yale Univ., (8) Columbia Univ., (9) ESO, A. Treves (6), Chile, C. M. Urry (7), Como, D. J. Thompson (3), E. Pian (1), F. Tavecchio (4), J. E. Pesce (10) ((1) INAF, L. Ballo (4), L. Maraschi (4), M. Tornikoski (5), OA Brera, OA Padova, OA Trieste, R. C. Hartman (3), R. Falomo (2), R. Mukherjee (8), R. Scarpa (9)

arxiv:astro-ph/0207355 v1 · 2002-07-17 · 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{3FBTZD6QHCM4MTXHKBOOKMA5VI}

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

Fermi-Large Area Telescope Detection of Very High Energy (>100 GeV) Emission from Compton-Dominated Blazars

Receipt and verification

First computed	2026-07-04T16:30:23.343239Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d9433c8fd03899c64ee7505ce5301daa2b955478599558d176a66dbada15482f

Aliases

arxiv: astro-ph/0207355 · arxiv_version: astro-ph/0207355v1 · doi: 10.48550/arxiv.astro-ph/0207355 · pith_short_12: 3FBTZD6QHCM4 · pith_short_16: 3FBTZD6QHCM4MTXH · pith_short_8: 3FBTZD6Q

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/3FBTZD6QHCM4MTXHKBOOKMA5VI \
  | 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: d9433c8fd03899c64ee7505ce5301daa2b955478599558d176a66dbada15482f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3a55ca983d7fe4e17cd0ecc66fde12722f85d6391e2eb318345019f534f3b806",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2002-07-17T13:42:35Z",
    "title_canon_sha256": "853448622a795d65c68b95dedfae87e41d9f9f80d94f8b22f7260952566b9bc3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0207355",
    "kind": "arxiv",
    "version": 1
  }
}