Pith Number

pith:PTAMLUB6

pith:2011:PTAMLUB62VLPT6M3EZQF52LUQY

not attested not anchored not stored refs pending

A Deep Chandra ACIS Study of NGC 4151. III. the Line Emission and Spectral Analysis of the Ionization Cone

Andreas Zezas, Carole G. Mundell, Eva Schinnerer, Gaelle Dumas, Giuseppina Fabbiano, Guido Risaliti, Junfeng Wang, Margarita Karovska, Martin Elvis

arxiv:1103.1913 v2 · 2011-03-09 · astro-ph.CO · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PTAMLUB62VLPT6M3EZQF52LUQY}

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	2026-05-18T02:02:55.399245Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cc0c5d03ed556f9f99b26605ee974863f0eabeea017772f5388e0596e6aa650

Aliases

arxiv: 1103.1913 · arxiv_version: 1103.1913v2 · doi: 10.48550/arxiv.1103.1913 · pith_short_12: PTAMLUB62VLP · pith_short_16: PTAMLUB62VLPT6M3 · pith_short_8: PTAMLUB6

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/PTAMLUB62VLPT6M3EZQF52LUQY \
  | 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: 7cc0c5d03ed556f9f99b26605ee974863f0eabeea017772f5388e0596e6aa650

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "59b893be0b806afac7c78127ce2494bffab49be7b8381b64f6879ae3fa994d50",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-03-09T22:45:44Z",
    "title_canon_sha256": "efed22c3341e728d07229a5d75265aab516d1fcd78c36f43f19e96e70413d7db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1103.1913",
    "kind": "arxiv",
    "version": 2
  }
}