Pith Number

pith:XVIMVBWB

pith:2012:XVIMVBWB4FGC3SCPFWEGH462OT

not attested not anchored not stored refs pending

The Elephant Trunk Nebula and the Trumpler 37 cluster: Contribution of triggered star formation to the total population of an HII region

2), (2) Center for Exoplanets, (3) Universidad Aut noma de Madrid), Aurora Sicilia-Aguilar (3), Eric D. Feigelson (1, Gordon P. Garmire (1) ((1) Penn State University, Habitable Worlds at PSU, Konstantin V. Getman (1), Michael A. Kuhn (1), Patrick S. Broos (1)

arxiv:1208.1471 v1 · 2012-08-07 · 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{XVIMVBWB4FGC3SCPFWEGH462OT}

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	2026-05-18T01:55:22.115862Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bd50ca86c1e14c2dc84f2d8863f3da74ed9d0f0ba8579f115c57e1178882fd9d

Aliases

arxiv: 1208.1471 · arxiv_version: 1208.1471v1 · doi: 10.48550/arxiv.1208.1471 · pith_short_12: XVIMVBWB4FGC · pith_short_16: XVIMVBWB4FGC3SCP · pith_short_8: XVIMVBWB

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/XVIMVBWB4FGC3SCPFWEGH462OT \
  | 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: bd50ca86c1e14c2dc84f2d8863f3da74ed9d0f0ba8579f115c57e1178882fd9d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "49b5766c36b81360994185d4d7bfa512433846d78112ba903a87e9a121fc841e",
    "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": "2012-08-07T17:10:18Z",
    "title_canon_sha256": "b4eeca9a75df3ad92b2297ae3085ade98f7373098d145b4105c312de69d93164"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.1471",
    "kind": "arxiv",
    "version": 1
  }
}