Pith Number

pith:DWDOZMHG

pith:2003:DWDOZMHG53FLINSI7QB7DSFJAO

not attested not anchored not stored refs pending

An XMM-Newton hard X-ray survey of ULIRGs

A. Franceschini, G.G.C. Palumbo, G. Malaguti, G. Risaliti, L. Bassani, M. Cappi, M. Persic, M. Salvati, P. Severgnini, R. Della Ceca, V. Braito

arxiv:astro-ph/0304529 v1 · 2003-04-29 · 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{DWDOZMHG53FLINSI7QB7DSFJAO}

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	2026-07-04T15:26:23.646515Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1d86ecb0e6eecab43648fc03f1c8a903b0743392f4cc1d332a8ed1f215c538c6

Aliases

arxiv: astro-ph/0304529 · arxiv_version: astro-ph/0304529v1 · doi: 10.48550/arxiv.astro-ph/0304529 · pith_short_12: DWDOZMHG53FL · pith_short_16: DWDOZMHG53FLINSI · pith_short_8: DWDOZMHG

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/DWDOZMHG53FLINSI7QB7DSFJAO \
  | 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: 1d86ecb0e6eecab43648fc03f1c8a903b0743392f4cc1d332a8ed1f215c538c6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63bceb617d22f49631205f69912dd6b9bfb39c451aa12e7b43ba92aff88e338b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-04-29T16:47:04Z",
    "title_canon_sha256": "14c45cf19fa16de9a3a74922f5461c6fd12a28576945375ccd0bd1ac03c0d264"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0304529",
    "kind": "arxiv",
    "version": 1
  }
}