Pith Number

pith:ZARGYOPF

pith:2005:ZARGYOPFOPXNMUEX5WYQJYAV5Q

not attested not anchored not stored refs pending

The Diffuse Emission and a Variable ULX in the Elliptical Galaxy NGC 3379

Christine Jones, Laurence P. David, William Forman & Steve Murray

arxiv:astro-ph/0506018 v1 · 2005-06-01 · 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{ZARGYOPFOPXNMUEX5WYQJYAV5Q}

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	2026-05-18T01:07:31.252576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c8226c39e573eed65097edb104e015ec261eb9f6a5889405ba5b152eb6859c05

Aliases

arxiv: astro-ph/0506018 · arxiv_version: astro-ph/0506018v1 · doi: 10.48550/arxiv.astro-ph/0506018 · pith_short_12: ZARGYOPFOPXN · pith_short_16: ZARGYOPFOPXNMUEX · pith_short_8: ZARGYOPF

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/ZARGYOPFOPXNMUEX5WYQJYAV5Q \
  | 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: c8226c39e573eed65097edb104e015ec261eb9f6a5889405ba5b152eb6859c05

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9372550c055881d0df466910afb1208970ae9800f1398b746ed82431e4bdd990",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2005-06-01T13:07:05Z",
    "title_canon_sha256": "52fbc9696ff0d13d1ef1361818e1ba8d6e223fe8028653473dca0ddc07767ad5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0506018",
    "kind": "arxiv",
    "version": 1
  }
}