Pith Number

pith:XRWHQKXW

pith:2003:XRWHQKXWCGOA2SDE3GWPECHXX7

not attested not anchored not stored refs pending

XMM-Newton confirmation of a warm absorber in the z=4.4 blazar PMN J0525-3343

A. Celotti, A.C. Fabian, A.K. Turner, K. Iwasawa, M.A. Worsley

arxiv:astro-ph/0310366 v2 · 2003-10-14 · 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{XRWHQKXWCGOA2SDE3GWPECHXX7}

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	2026-07-04T15:49:49.153911Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc6c782af6119c0d4864d9acf208f7bfd875464cc7da7eddffe48607f080043e

Aliases

arxiv: astro-ph/0310366 · arxiv_version: astro-ph/0310366v2 · doi: 10.48550/arxiv.astro-ph/0310366 · pith_short_12: XRWHQKXWCGOA · pith_short_16: XRWHQKXWCGOA2SDE · pith_short_8: XRWHQKXW

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/XRWHQKXWCGOA2SDE3GWPECHXX7 \
  | 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: bc6c782af6119c0d4864d9acf208f7bfd875464cc7da7eddffe48607f080043e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "75d6ab7ac512316fc3f850aaacb15ec5853dd695e8cbc83928c098e2421765ee",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-10-14T14:53:25Z",
    "title_canon_sha256": "613fb485b4d1c295c33224bbf6ee8771e3ef467cc17cd58656b10e129bfa86b3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0310366",
    "kind": "arxiv",
    "version": 2
  }
}