Pith Number

pith:IGD4HSPJ

pith:2011:IGD4HSPJZ2BQ2D37GU5UGO46X2

not attested not anchored not stored refs pending

Source Contamination in X-ray Studies of Star-Forming Regions: Application to the Chandra Carina Complex Project

2), (2) NSF A&A Postdoctoral Fellow, (3) Institut d'Astrophysique de Paris, (4) Osaka Prefecture University, 5), (5) Ibaraki University, (6) Nagoya University), Eric D. Feigelson (1), Gordon P. Garmire (1), Konstantin V. Getman (1), Leisa K. Townsley (1), Matthew S. Povich (1, Patrick S. Broos (1), Thierry Montmerle (3), Yasuo Fukui (6) ((1) Penn State University, Yoshinori Yonekura (4

arxiv:1102.5122 v1 · 2011-02-24 · astro-ph.SR · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IGD4HSPJZ2BQ2D37GU5UGO46X2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-18T02:03:05.095890Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4187c3c9e9ce830d0f7f353b433b9ebe9d45ce5cec1707e19a3ab08fc4df331a

Aliases

arxiv: 1102.5122 · arxiv_version: 1102.5122v1 · doi: 10.48550/arxiv.1102.5122 · pith_short_12: IGD4HSPJZ2BQ · pith_short_16: IGD4HSPJZ2BQ2D37 · pith_short_8: IGD4HSPJ

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/IGD4HSPJZ2BQ2D37GU5UGO46X2 \
  | 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: 4187c3c9e9ce830d0f7f353b433b9ebe9d45ce5cec1707e19a3ab08fc4df331a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23ca36954af37c4a876c3fd9c99494f45b54f8002ecc60ad1d41519049db56b2",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2011-02-24T22:52:10Z",
    "title_canon_sha256": "9a445d36d423d99c462bc021d705db6aea2972683af241078c0da9473e16c1e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.5122",
    "kind": "arxiv",
    "version": 1
  }
}