Pith Number

pith:C7BOOSWZ

pith:2014:C7BOOSWZE7HWQ6EIVB3Y6VJIMP

not attested not anchored not stored refs pending

Core-Halo Age Gradients and Star Formation in the Orion Nebula and NGC~2024 Young Stellar Clusters

2), (2) Center for Exoplanets, Eric D. Feigelson (1, Habitable Worlds at PSU), Konstantin V. Getman (1), Michael A. Kuhn (1) ((1) Pennsylvania State University

arxiv:1403.2742 v1 · 2014-03-11 · astro-ph.SR · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{C7BOOSWZE7HWQ6EIVB3Y6VJIMP}

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	2026-05-18T01:44:02.387796Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17c2e74ad927cf687888a8778f552863df0fb647f3f09d13a4908e39537ff989

Aliases

arxiv: 1403.2742 · arxiv_version: 1403.2742v1 · doi: 10.48550/arxiv.1403.2742 · pith_short_12: C7BOOSWZE7HW · pith_short_16: C7BOOSWZE7HWQ6EI · pith_short_8: C7BOOSWZ

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/C7BOOSWZE7HWQ6EIVB3Y6VJIMP \
  | 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: 17c2e74ad927cf687888a8778f552863df0fb647f3f09d13a4908e39537ff989

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebab7e0346c741f7efd8a3478963872c505351276cebc8a1cf83319c5bb6883a",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2014-03-11T20:24:05Z",
    "title_canon_sha256": "56312298aa7c96caeab7be4a12a5377effac890e87bee5ca0a6d2aec46d490eb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1403.2742",
    "kind": "arxiv",
    "version": 1
  }
}